filtration is usually the first step in the excretory process. what types of filtration typically occur? select all that apply.
Answers
Blood is filtered to remove water.
Filtration gets rid of things that are dissolved in blood.
What does a nephron do?One million filtering cells called nephrons make up each of your kidneys. A nephron is made up of a tubule and a filter called the glomerulus. Your blood is filtered by the glomerulus, and the tubules remove waste while replenishing vital nutrients. This is how the nephrons function.
What are the four main jobs a nephron performs?The nephron produces urine through the processes of filtration, reabsorption, secretion, and excretion. These are applicable to many substances.
Where can you find nephron?Blood is filtered to remove water. The cortex of the kidney is home to the glomerulus and convoluted tubules of the nephron, While the collecting ducts are situated in the pyramids of the kidney's medulla, filtration removes water from the blood.
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Related Questions
what is the main difference between a biome and an ecosystem ecosystems are typically bigger
Answers
The main difference between a biome and an ecosystem is that biomes are large-scale geographic regions with similar climate and vegetation, while ecosystems are smaller and encompass specific interactions between organisms and their environment.
A biome is a broad geographic area characterized by similar climatic conditions, vegetation types, and animal communities. Examples of biomes include tundra, desert, tropical rainforest, and grassland. Biomes are defined by their unique combination of temperature, precipitation, and dominant plant species. They cover large regions and can span multiple continents. Within a biome, you can find various ecosystems.
On the other hand, an ecosystem is a smaller-scale unit that encompasses a specific community of organisms interacting with each other and their physical environment. It includes living organisms (biotic factors) and their non-living surroundings (abiotic factors), such as soil, water, sunlight, and temperature. Ecosystems can be as small as a pond or as large as a forest. They are dynamic and interconnected systems where energy flows and nutrients cycle among organisms.
While biomes provide a broader classification based on climate and dominant vegetation, ecosystems focus on the relationships and interactions between organisms within a specific geographical area. Ecosystems can exist within different biomes, each with its own unique characteristics and species compositions.
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Select the type of scientific communication that is best represented in each of the following examples. (Classroom, professional, or public.)
An interactive exhibit about the human body at a science museum:
Four students working together to complete a biology laboratory experiment:
A poster presentation of a project at a school science fair:
An original research article published in a scientific journal:
A panel of scientists at a press conference answering questions about an oil spill:
A researcher at sea e-mailing the latest data to a fellow scientist at a university:
Answers
Answer:
1. Public
2. Classroom
3. Classroom
4. Professional
5. Public/Professional (Im not sure)
6. Professional
Explanation:
This should be fine, if it isnt im sorry.
A panel of scientists at a press conference answering questions about an oil spill.
What is scientific communication?Logical correspondence is the method involved with refining specialized data about science-related subjects into reasonable messages and stories for public utilization.
It is a field worried about overcoming any barrier among researchers and the overall population, and a complex type of correspondence that traverses logical fields like the hard sciences, actual sciences, innovation, wellbeing, natural science, and that's just the beginning.
Four year certifications and graduate degrees in logical correspondence plan people for professions in science reporting, natural correspondence, general wellbeing, science strategy, and logical exploration distribution the executives, among different regions.
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A DNA molecule that is produced by combining DNA from different sources or organisms is called
A) marker DNA.
B) polymerase DNA.
Eliminate
C) recombinant DNA.
D) trabscrition DNA
Answers
Answer:
C
Explanation:
Recombinant DNA (rDNA) molecules are DNA molecules formed by laboratory methods of genetic recombination (such as molecular cloning) that bring together genetic material from multiple sources, creating sequences that would not otherwise be found in the genome.
Which of the following is an example of human genetic mutation and selection resulting from the Neolithic Revolution? a The permanent "switch-on" of the lactase gene, prevalent in some populations, which allows humans to digest milk beyond weaning from breastmilk. b The grain-induced increased expression of the HMGA2 gene, resulting in a variance of height between modern Greeks (taller) and their foraging ancestors (shorter). c The Y−5 tooth pattern that enables modern humans to chew grains. d The decrease in melanin in some populations living in northern latitudes, resulting in a high frequency of blue or green eyes and blonde or red hair.
Answers
The example of human genetic mutation and selection resulting from the Neolithic Revolution is the permanent "switch-on" of the lactase gene, prevalent in some populations, which allows humans to digest milk beyond weaning from breastmilk.
During the Neolithic Revolution, humans transitioned from a nomadic hunter-gatherer lifestyle to settled farming communities. This shift brought about significant changes in human behavior, including the domestication of animals for agriculture. One consequence of this transition was the development of the ability to digest milk in adulthood, known as lactase persistence.
Lactase persistence is the result of a genetic mutation that allows the lactase gene, which produces the enzyme lactase necessary for digesting lactose in milk, to remain active into adulthood. In most mammals, including our ancestors, the lactase gene switches off after weaning, making them lactose intolerant. However, in certain populations that have a long history of dairy farming, such as Europeans, some African and Middle Eastern communities, the lactase gene remains active throughout life.
This genetic mutation and subsequent selection were advantageous in societies that relied on dairy farming, as it provided a valuable source of nutrition and calories. Individuals with the lactase persistence mutation could continue to digest milk and its products, giving them a survival advantage. Over generations, this genetic trait became more prevalent in populations with a history of dairy farming, demonstrating the influence of human genetic mutation and selection resulting from the Neolithic Revolution.
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Which describes a single enzyme? A. Exists in many different shapes and sizes. B. Takes part in only one type of chemical reaction. C. Slows down the process of chemical digestion. D. Is involved in many types of chemical reactions.
Answers
Answer: B takes part in only one type of chemical
Your text describes five phyla of Gram-negative bacteria that are only distantly related to the Proteobacteria. These deep-branching phyla have diverse lifestyles and habitats. Sort the phyla below according to whether they are associated with human health and disease, or whether they function primarily in nutrient cycling in the environment.
Phylum (5 items) (Drag and drop into the appropriate area below) Acidobacteria Nitrospirae Chlorobi Fusobacteria Bacteroidetes Major Habitat Soil and Water Humans ____________ ________
Answers
The five phyla of Gram-negative bacteria can be sorted according to their association with human health and disease or their function in nutrient cycling in the environment as follows:
Associated with human health and disease:
1. Fusobacteria
2. Bacteroidetes
Function primarily in nutrient cycling in the environment:
1. Acidobacteria (Major Habitat: Soil and Water)
2. Nitrospirae (Major Habitat: Soil and Water)
3. Chlorobi (Major Habitat: Soil and Water)
Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation.
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why is clay the result of chemical weathering
Answers
Answer:
Tropical Weathering Breaks Down Clay Minerals In humid tropical climates, clay minerals are unstable and break down under intense chemical weathering to become hydrated oxides of aluminum (bauxite) and iron (goethite), which are very poor substitutes for clay minerals in retaining soil nutrients.
Explanation:
Biuret's turned purple and the Sudan solution turned red
and bubbled. All other indicators were negative.
Would this be
Chicken leg?
Bread?
Grapes?
Chocolate?
Answers
Which of these is required for aerobic cellular respiration?
Answers
Answer:
in aerobic respiration oxygen is needed and it occurs in mitochondria.
Which of the following is considered a key word for the endocrine system?
A: stimulus
B:hormone
C:support
D:transport
Answers
Answer:
B. hormone
Explanation:
The endocrine system involves many organ systems and hormones, many of which are still being investigated and understood.
Identify two ways in which water is important to living thing
Answers
Water as a Temperature Buffer. Temperature regulation is vital for chemical reactions important to cellular activity, such as cellular respiration.
Movement of the skeletal system occurs at the ______, where two bones connect to each other.
Answers
Answer:
joint
Explanation:
The place where two bones connect is called a joint.
help w question 1 !!
Answers
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Bromine is less reactive than fluorine because it is __________ for fluorine to gain an electron.
Answers
Bromine is less reactive than fluorine because it is easier for fluorine to gain an electron.
Elements are atoms with the same number of protons in their atomic nuclei. Elements cannot be broken down into other simpler substances even if they use chemical reactions because they are single substances. Examples of elements are hydrogen, fluorine, iron, oxygen, and calcium.
Electronegativity is the ability of atoms in a molecule to attract electrons to themselves. The greater the electronegativity of an atom, the greater its ability to attract electrons to itself. Flour is a halogen element that has a large electronegativity, very reactive among other groups of elements because it has a small size. So flour is easier to get electrons. While bromine has a large size so it is less electronegative.
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. Distribution and frequencies of PDS (SLC26A4) mutations in Pendred syndrome and nonsyndromic hearing loss associated with enlarged vestibular aqueduct: a unique spectrum of mutations in Japanese. E
Answers
nonsyndromicMutation in PDS gene are Known to be responsible for both pendered syndrome and non syndromic hearing loss.
How does Pendered Syndrome affect hearing ?Some children affect from Pendered Syndrome are totally . Almost all children with Pendered Syndrome can be bilateral hearing loss , which means hearing loss in both ears .One ear can have more hearing loss than the other . The symptoms of this loss can be goitre , speech impairment , deafness and enlarged vestibular aqueduct .
PDS mutation analysis confirm that PDS mutations were present and responsible for 90% Pendered families ,some families with nonsyndromic hearing loss with enlarged vestibular aqueduct .
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PLZ HELP ASAP!!! I WILL NAME BRAINLIEST!!
Which kingdom has organisms that are multicellular and have sophisticated organ systems?
A). Plantae
B). Fungi
C). Animalia
D). Protista
Answers
Answer:
The answer is C: Animalia
Hope this helped :)
Animalia is the kingdom
Hans has a low sperm count. His wife Sharon is fertile and has a child from a previous marriage. They are exploring options to improve their chance of conceiving. Which option makes sense given the situation?
Answers
Answer:
Intrauterine insemination IU
Explanation:
In this scenario the required numbers of sperm are not released in the semen of the Hans needed to fertilize Sharon ovum..Therefore,a technique is needed to directly inject an healthy sperm, into her uterus to fertilised her ovum directly,the technique is IU.
It is a process which involve the selection of healthy sperm.and injected this during ovulation in the female.With this procedure,the likelihood of fertilization and pregnancy occurring is high,as the distance,time and competition with other sperm cells is reduced.This makes the procedure reliable.
It is simple technique which involves the sperm washing to get the best concentration of sperm to use, monitoring of the ovulation and optimal timing; which targets best time of ovulation,usually day 1 or day 2 after ovulation.
it is relatively less expensive.
Anyone who likes Beyblade metal Fusion or metal master
Tell something about Beyblade metal Fusion or metal master
Answers
Answer:
Beyblade: Metal Masters, known in Japan as Metal Fight Beyblade Explosion, is the 2010 sequel to the anime television series Beyblade: Metal Fusion.
Explanation:
:] ......... :]
nope I don't like
u too liked but now don't right
which statement is not true regarding natural vs. synthetic materials
Answers
Explain nitrogen cycle step by step in less then 5 pages
Answers
Answer:
Nitrogen fixation (N2 to NH3/ NH4+ or NO3-)
Nitrification (NH3 to NO3-)
Assimilation (Incorporation of NH3 and NO3- into biological tissues)
Ammonification (organic nitrogen compounds to NH3)
Denitrification(NO3- to N2)
Explanation:
Who is to blame climate change?
Scientists have measured global temperatures for over a hundred years and see that the Earth is getting hotter. Ice core data suggests the Earth should actually be cooling if it were following its natural cycles. The trend can be best visualized by comparing each year’s average temperature with the long- term average. Figure 1 shows observations of the world’s annual average temperature made by the National Oceanic and Atmospheric Administration (NOAA). In recent decades, the years have always been hotter.
Over geologic time, the Earth’s average temperature has changed as a result of the sun’s output, the tilt and position of the Earth in its orbit, and the concentration of greenhouse gases. Scientists have developed a good understanding of the natural variations in these factors by examining different data sources in order to estimate ancient temperatures. Observations tell us that these natural factors have not been changing over the last hundred years or so in a way that would explain the observed temperature increases.
In contrast, greenhouse gases have been changing in a way that can explain the observed temperature increases. Figure 2 shows the change in atmospheric CO2 concentration over the last thousand years. At the Scripps Institute of Oceanography in Hawaii researchers have been sampling pristine mountaintop air every month since 1958. Their observations show that both the concentration and isotopic composition of CO2 is changing, and is consistent with manmade sources, including the carbon emissions from burning fossil fuels. The industrial revolution marked a drastic increase in CO2 concentrations in the atmosphere when humans began using fossil fuels on a large scale.
Scientists attribute the global warming trend observed since the mid-20th century to the human expansion of the "greenhouse effect"1 — warming that results when the atmosphere traps heat radiating from Earth toward space. Certain gases in the atmosphere block heat from escaping. CO2 along with other gases are known as greenhouse gases. Over the last century the burning of fossil fuels like coal and oil has increased the concentration of atmospheric CO2. In its Fifth Assessment Report, the Intergovernmental Panel on Climate Change, a group of 1,300 independent scientific experts from countries all over the world under the auspices of the United Nations, concluded there's a more than 95 percent probability that human activities over the past 50 years have warmed our planet.
Give evidence and reasoning!!
Answers
Answer:
People
Explanation:
The energy we use and waste
___________________is made out of dead tubular cells that are joined from end to end;which transports water and dissolved minerals from the roots upward to the rest of the plant.
Answers
Xylem is made out of dead tubular cells that are joined from end to end; which transports water and dissolved minerals from the roots upward to the rest of the plant.
One of the two types of transport tissue that are found in vascular plants is called the xylem, while the other type is called the phloem. In addition to transporting nutrients, the primary job of the xylem is to move water up the plant, from the roots to the stems and then to the leaves.
The name "xylem" originates from the Ancient Greek word (xylan), which means "wood." Although xylem tissue can be found in other parts of a plant, wood is the most well-known example of this type of tissue. Carl Nageli is credited with being the one who first used the term in 1858.
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Which behavior demonstrates courtesy toward others in the workplace?
Answers
Consulting with a coworker before intervening in one of his or her projects is a behavior that demonstrates courtesy toward others in the workplace.
What is empathic behavior?The expression of empathic behavior can be defined as an attitude in which the individual shows interest in the feelings and emotions of other persons, thereby acting in consequence and thus improving the characteristic of relationships, including labor relationships such as occurs in this case.
Therefore, with this data, we can see that empathic behavior is fundamental to improving the work enviroment by helping others.
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which of the following statements is/are true regarding mechanical and/or chemical digestion? check all that apply. check all that apply the muscular contractions of the stomach's muscularis layers contribute to mechanical digestion.the muscular contractions of the stomach's muscularis layers contribute to mechanical digestion. pancreatic lipase contributes to mechanical digestion.pancreatic lipase contributes to mechanical digestion. the emulsification of fats by bile is an example of chemical digestion.the emulsification of fats by bile is an example of chemical digestion. the action of pepsin on proteins in the stomach is an example of chemical digestion.the action of pepsin on proteins in the stomach is an example of chemical digestion. the action of salivary amylase on food is an example of mechanical digestion.
Answers
The following assertions about mechanical and/or chemical digestion are true: The muscular layers of the stomach's lining contribute to mechanical digestion. Option 1 is Correct.
To facilitate chemical digestion more effectively, mechanical digestion entails physically reducing meal components into smaller pieces. Chemical digestion involves the further breakdown of the ingested chemicals' molecular structure by digestive enzymes into a form that can be absorbed into the circulation.
Physical motion is required for mechanical digestion to reduce meal size. Food is broken down by enzymes during chemical digestion. Chemical and mechanical digestion are the two types. Food is physically broken down into smaller pieces during mechanical digestion, and it is further broken down during chemical digestion. Option 1 is Correct.
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Correct Question:
which of the following statements is/are true regarding mechanical and/or chemical digestion? check all that apply.
1. the muscular contractions of the stomach's muscularis layers contribute to mechanical digestion.
2. pancreatic lipase contributes to mechanical digestion.
3. the emulsification of fats by bile is an example of chemical digestion
4. the action of pepsin on proteins in the stomach is an example of chemical digestion.
5. the action of salivary amylase on food is an example of mechanical digestion.
What are the 4 nucleotides DNA?
Answers
There are four nucleotides or bases , they are adenine(A),guanine (G), cytosine(C) and thymine (T)
What are nucleotides?
Nucleotides are organic molecules made up of a phosphate and a nucleoside. They function as monomeric units of the essential biomolecules found in all life forms on Earth, deoxyribonucleic acid (DNA), and ribonucleic acid (RNA), which are both nucleic acid polymers. In addition to being produced by the liver from common nutrients, nucleotides can also be obtained through diet.
A nucleobase, a five-carbon sugar (ribose as well as deoxyribose), as well as a phosphate group made up of one to three phosphates are the three subunit molecules that make up a nucleotide. Guanine, adenine, cytosine, and thymine are the four nucleobases found in DNA; uracil is utilized in place of thymine in RNA.
A sugar molecule (either ribose in RNA or deoxyribose in DNA) is joined to a phosphate group and a base that contains nitrogen to form a nucleotide.
Thymine is replaced in RNA by the nucleotide uracil (U). Polymers consisting of extensive chains of nucleotides make up DNA and RNA molecules.
so, the four nucleotides in DNA re adenine, guanine, cytosine an thymine.
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Abiotic factors are all the living parts of an ecosystem.
True
False
Answers
answer - false
What combinations (four for each) can you make with this genetic code? YyRR x YYRr
Answers
Answer:
YyRR - YR, YR, yR, yR
YYRr - YR, Yr, YR, Yr
Explanation:
According to this question, the following genotypes of organisms are given; YyRR and YYRr. In order for sexual reproduction to occur, these genotypes must undergo meiotic division to produce gametes. Based on the law of independent assortment, alleles of each gene separates into gametes irrespective of independently of one another.
The combination of alleles in each gamete occurs in such a way that only one allele of each gene is present in each gamete. Based on this, the following parental genotype have the following four (4) gametic combinations:
YyRR - YR, YR, yR, yR
YYRr - YR, Yr, YR, Yr
which of the following statements describe BOTH Fission and Fusion?
release large amounts of energy
splits the nucleus
reactions can be used in nuclear weapons(bombs)
occurs in natural world and is essential to life on earth
cause formation of heavier elements in stars
results in products that are different elements
reactions are used for nuclear power plants
Answers
The statements that describe BOTH Fission and Fusion are:
Release large amounts of energy
Occur in the natural world and are essential to life on earth
Reactions are used for nuclear power plants.
The following statements describe BOTH Fission and Fusion:
1. Release large amounts of energy: Both fission and fusion reactions involve the conversion of mass into energy, resulting in the release of a significant amount of energy.
2. Occurs in the natural world and is essential to life on Earth: Fission and fusion processes occur naturally in the universe, with fusion reactions powering stars and fission reactions contributing to the energy production within Earth's core.
3. Reactions can be used in nuclear weapons (bombs): Both fission and fusion reactions have been utilized in the development of nuclear weapons, as they can release an enormous amount of energy when triggered.
4. Reactions are used for nuclear power plants: Both fission and fusion reactions have applications in nuclear power generation. Fission reactions are currently used in nuclear power plants to generate electricity, while fusion reactions hold potential as a future clean and sustainable energy source.
It's important to note that not all statements provided describe both fission and fusion, but the above-mentioned statements accurately apply to both processes.
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Which structure in this plant cell represents the site of ATP production from photosynthesis?
А
B
C
D
Answers
Bro the answer is b your welcome
Compare the practices of shelterwood cutting, clearcutting, and seed-tree cutting.
Answers
Answer:
Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years. Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area.
Explanation:
Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years. Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area.
What happens in the process of clearcutting?Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years.
Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area. Seed-tree cutting and shelterwood cutting allow for the harvested areas to recover over time without direct intervention.
The scale of clear-cuts throughout Oregon is limited by law, although proprietors have been required to leave trees throughout specified locations to preserve waterways as well as provide wildlife habitats.
Therefore, Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years. Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area.
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