Answer:
I'm pretty sure its C
Explanation:
the other options aren't as good as the other options.
why do water and small molecules move from the glomerulus into the filtrate? group of answer choices active transport secretion glomerular blood pressure diffusion down the concentration gradient diffusion against the concentration gradient
Water and small molecules move from the glomerulus into the filtrate due to glomerular blood pressure.
The fluid is forced into the glomerular capsule by the glomerular hydrostatic pressure that the blood inside the glomerulus causes. Contrary to the glomerular hydrostatic pressure, the fluid in the glomerular capsule exerts pressure that forces fluid out of the capsule and back into the glomerulus.
By virtue of the afferent arteriole's (the "ingoing" blood artery) bigger diameter than the efferent arteriole's, a higher blood pressure is generated within the glomerulus (the "outgoing" blood vessel). Because the decline in afferent arteriolar resistance is larger than the decline in efferent resistance in hypertension, the glomerular capillary pressure tends to rise.
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what type of statistical analysis is used to compare observed and expected results in order to evaluate the validity of an estimate based on the hardy-weinberg equilibrium?
The statistical analysis used to compare observed and expected results to evaluate the validity of an estimate based on the Hardy-Weinberg equilibrium is known as the chi-squared (χ²) test.
The Hardy-Weinberg equilibrium is a principle in population genetics that describes the relationship between allele frequencies and genotype frequencies in an idealized, non-evolving population. It serves as a null hypothesis, assuming that a population is not experiencing any evolutionary forces such as mutation, selection, migration, or genetic drift.
To test whether a population conforms to the Hardy-Weinberg equilibrium, observed genotype frequencies are compared to the expected frequencies based on the allele frequencies in the population.
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Which of the following prevention techniques prevents dehydration?
wearing hard hats
O wearing protective gloves
O wearing protective masks
O wearing loose, light clothing
Answer:
the last one
Explanation:
loose clothing doesn't overheat the body causing you not to sweat. sweating is a way the body loses hydration so wearing loose and light clothing prevents you from sweating
Answer:
wearing loose, light clothing
Explanation:
the others jus don make sense
plz help i need it i have to turn it in tomorrow
1.Gravity
2.spheres
3.bigger
4.planets
5.ground
6.interia
7.straight
8.force
9.direction
10.holds
11.balance
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a homozygous pink butterfly plant is hybridized with a heterozygous pink butterfly plant. pink is dominant over white. what percentage of plants will be white in the f2 generation?
To answer this question, we first need to determine the genotypes of the parent plants. The homozygous pink butterfly plant would have the genotype PP (two dominant alleles for pink), and the heterozygous pink butterfly plant would have the genotype Pp (one dominant allele for pink and one recessive allele for white).
When these two plants are hybridized, their offspring in the F1 generation will all have the genotype Pp (one dominant allele for pink and one recessive allele for white). This is because each parent can only contribute one allele to each offspring.
In the F2 generation, the Pp offspring from the F1 generation will randomly combine their alleles to produce new genotypes. The possible genotypes are PP (pink), Pp (pink), and pp (white).
To determine the percentage of plants that will be white in the F2 generation, we can use a Punnett square to show the possible combinations of alleles.
When we do this, we see that there is a 25% chance of an offspring having the genotype pp (white). Therefore, we can expect that approximately 25% of the plants in the F2 generation will be white.
In conclusion, approximately 25% of the plants in the F2 generation will be white when a homozygous pink butterfly plant is hybridized with a heterozygous pink butterfly plant, with pink being dominant over white.
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Please help!!! I will mark you the BRAINLIEST
Answer:
Molecules stop moving at freezing point. Helium has the lowest boiling point. The molecules move very quickly at boiling point.
Explanation:
Heating up- molecules move faster. Cooling down- molecules move slower
16. Which of the statements below is true about
binomial nomenclature?
a) It is a two-word naming system that is used for
naming species
b) It is a system of giving names to bacteria
c) It is an organelle of a cell
A strand of mRNA has the bases adenine-cytosine-uracil
. Which amino acid
corresponds to these bases?
Messenger
Second base in codon
RNA Codons U
A
UUU
UCU UAU 1
Phel
UGU
UUC
Tyr
UCC
UAC) UGC
Cys
U
Ser
UUA UCA UAA Stop UGA Stop A
UUG
Leu
UCG UAG Stop UGG Trp
CUU CCU CAU
ICGU
His
CUC CCC CAC) CGC
Pro
CUA CCA
Arg
CAA) CGA
CUG
ICCG
Gin
CAG CGG
AUU ACU
AGU
AUC
Ser
lle ACC AAC)
Thr
!
AGC
AUA ACA
AGA
AUG StartMe ACG AAG
Arg
AGG
GUU GCU GAU GGU
GCC GAC)
Asp
GGC
G
Val
Ala
GUA GCA
Gly
GAA
Glu
GGA
GUG GCG GAG GGG
Leu
First base in codon
Poco Poco Pocopus
Third base in codon
AAU Asn
AAA] Lys
GUC
Thr that stands for threonine amino acid will corresponds to these bases.
Threonine is used in the biosynthesis of proteins. What is mRNA?messenger RNA (mRNA), molecule in cells that carries codes from the DNA in the nucleus to the sites of protein synthesis in the cytoplasm (the ribosomes).
mRNA is synthesized in the nucleus using the nucleotide sequence of DNA as a template.To know more about amino acids here
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Answer:pro
Explanation:
In this assignment, you will create a poster with an illustration that models stem cell division and differentiation. Your poster should include a title, an illustration, and brief descriptions of stem cells, stem
cell division and differentiation, and the role of specialized cells in complex organisms, such as humans.
You will also type one to two paragraphs summarizing the information from your poster.
Please do a poster !!! And help
The stem cells divide to create new cells, and as they continue to divide, expand, and specialise to become new cells, they eventually tend to replace the stem cells that produced them.
They have the ability to self-replicate as well, and differentiation is the method through which they separate and alter in the creation.
The correct conditions must be present for cells to deicide, and this includes the progression from proliferation to specialisation.
A cell that can divide mitotically and differentiate into different types of cells for different organs is known as a stem cell. Both symmetrical and asymmetrical divisions of stem cells are possible. When cells divide asymmetrically, post-mitotic factors such cytokines cause the formation of two separate daughter cells, one of which is differentiated.
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Can a species switch from being an r-species to a K-species or visa versa?
Answer:
as causas de las extinción de una especie pueden ser muchas, como la destrucción de su hábitat natural, la caza o captura de animales exóticos, la contaminación, la deforestación (la desaparición de los bosques por la tala de árboles) o el cambio climático, que son consecuencia de la intervención de los seres humanos. Aunque esto también puede relacionarse con distintos fenómenos naturales como inundaciones, incendios, o la llegada de enfermedades.
Explanation:
En algunas ocasiones y por diferentes motivos, las especies de animales empiezan a desaparecer, y esto se conoce como extinción. A pesar de que escuchamos esta palabra muy a menudo, alguna vez te has preguntado, ¿por qué una especie se extingue y qué pasa cuando esto sucede?
These always contain DNA as the main genetic material
A. Virus
B. Both
C. Cells
Answer:
C
Explanation:
The one that always contain DNA as the main genetic material is cell nucleus. The correct option is C.
What is genetic material?The genetic material is the molecule that contains genes and is passed down from parents to children. It contains instructions for the growth and function of living organisms.
DNA and RNA are the two main types of genetic material. DNA is stored in the nucleus of eukaryotic cells, which have a nucleus and membrane-bound organelles, and is wrapped around round proteins called histones. DNA is ended up finding in the cytoplasm of prokaryotic cells.
A virus is composed of a core of genetic material surrounded by a protein-based protective coat called a capsid.
Viruses have either RNA or DNA as their genetic material, but neither. Single-stranded or double-stranded nucleic acid
Thus, the correct option is C.
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A STUDENT WANTED TO INVESTIGATE THE MOVEMENT OF WATER INTO AND OUT OF CELLS IN POTATOES
THE TEST TUBES IN THE RACK CONTAIN DIFFERENT CONCENTRATIONS OF SODIUM CHLORIDE SOLUTION
THE SOLUTIONS WERE 0.1M 0.2M 0.3M 0.4M and 0.5M sodium chloride solution
The test tube in the beaker contains distilled water
There are three potato chips in each of the six test tubes
State why the test tube in the weaker only contains distilled water and three potato chips
The test tube in the weaker only contains distilled water and three potato chips because the water dissolved contains the sodium chloride solution.
What are the uses of sodium chloride solution?Sodium chloride, commonly known as salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions.
Sodium chloride is used as an electrolyte replenisher to help prevent heat cramps caused by too much sweating. This medicine is also used for the preparation of normal isotonic solution of sodium chloride.
Sodium chloride 23.4% injection is used to replenish lost water and salt in your body due to certain conditions (eg, hyponatremia or low salt syndrome).
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What would happen if more energy stays on Earth than is reflected or released out?
Answer: Any change in the quantity of incoming or departing energy disrupts Earth's radiative balance, causing global temperatures to rise or fall.
Which of the following correctly defines one of the four parts of natural selection?
a
variation: the difference in the heritable traits of an individual from those of other individuals in the same species or population
b
extinction: the state in which all of the members of a species have died
c
overproduction: the process by which each generation produces more offspring than the previous generation produced
d
adaptation: an acquired trait that lets an organism better survive in its environment
Answer:
a- variation
Explanation:
Answer:
A
Explanation:
correct option A- variation
What is the name of the protein responsible for changing the configuration of tropomyosin when calcium is in adequate concentrations within the cytosol of a muscle cell? Myosin tail ;Troponin; Sarcoplasmic reticulum; Myosin head ;Actin
The name of the protein responsible for changing the configuration of tropomyosin when calcium is in adequate concentrations within the cytosol of a muscle cell is Troponin. Troponin is a regulatory protein that is composed of three subunits are troponin C (TnC), troponin I (TnI), and troponin T (TnT).
TnC is responsible for binding to calcium ions, whereas TnI and TnT are responsible for modulating the interactions between actin and myosin, as well as changing the configuration of tropomyosin.
When calcium concentrations increase in the cytosol of a muscle cell, the calcium ions bind to TnC, causing a conformational change in the troponin complex.
This, in turn, changes the position of tropomyosin and exposes the myosin-binding sites on the actin filaments, allowing the myosin heads to bind to the actin and initiate the sliding of the filaments past each other, leading to muscle contraction.
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When lions prey on a herd of antelopes, they are able to catch the slowest antelopes first. The faster antelopes escape. Which part of Darwin's concept of natural selection might be used to describe this situation?
traits are inherited.
differential reproduction occurs
No answer text provided.
variation in a population exists
Answer:
variation in a population exists
Explanation:
Variation is present in a population of antelopes so due to this variation, the predator such as lion can catch the slowest antelope that is present in the population while on the other hand, the faster antelopes can save their lives by running very fast. Variation is present in a population of antelopes due to availability of food as well as genetic characteristics. These variation leads to the availability of food to the lions.
someone come help me before i loose my braincells
Answer:
Explanation:
This is Science right
2.) how do scientists predict the polarity of molecules?
Pls help?!!
Electronegativity.
If the difference in electronegativity for the atoms in a bond is greater than 0.4, we consider the bond polar. If the difference in electronegativity is less than 0.4, the bond is essentially nonpolar.
HELP ASAP WILL MARK YOU BRAINLIEST!!!
He does not have an independent variable
Explanation:
He placed 2 plants in different locations one being dark and one being sunny and gave them separate treatment.
different chains of sugars added to red blood cell proteins determine an individual's blood type. this is an example of which of the following posttranslational modifications?
This is an example of glycosylation, which is a type of post-translational modification. This is a process in which a sugar chain is added to the protein of a red blood cell to determine an individual's blood type. This sugar chain is made up of a variety of sugar molecules, such as glucose, galactose, mannose, or sialic acid. This is an example of an epitope or antigen, which is used by the immune system to identify and respond to the foreign substance.
The glycosylation process begins with the attachment of an activated sugar to the protein, typically in the endoplasmic reticulum or the Golgi apparatus. This is followed by a series of chemical modifications of the attached sugar, leading to the final structure of the glycoconjugate.
The glycoconjugate is then further modified in the cell membrane, where it forms a specific antigenic structure on the surface of the red blood cell. This antigenic structure is recognized by the immune system and determines the individual's blood type.
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I need help with 1,2,4,5,6, and 7. I already did 3 :)
Answer:
Answers, in order:
40, Temperature steeply decreases, 2, Effect decreases steeply, 5 and 9, 10
4. Describe how a plant survives the change of
seasons in a temperate deciduous forest. Write a
short paragraph to explain your answer.
Answer:
Temperate-forest plants are adapted to survive seasonal changes. In the fall and winter, trees shed their leaves and seeds go dormant under the insulation of the soil. With the returning warmth in the spring, the trees grow new leaves and seeds germinate.
Winter, Spring, Summer, and Fall are the four seasons that temperate deciduous woods experience.
What is a temperate deciduous forest?Plants can withstand frigid winters thanks to their ability to senesce (or change color) in the autumn, drop their leaves in the winter, and regrow them in the spring.
In order to be ready for the winters in the deciduous forest, plants and trees go into dormancy, to keep them warm during the harsh winters, trees develop thick bark, and in deciduous woods, animals must adjust to seasonal changes.
Therefore, ready for the winters in the deciduous forest, plants, and trees go into dormancy, and change seasons in temperate deciduous forests.
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When humans burn fossil fuels, ________________ is released back into the atmosphere.
Answer:
Carbon Dioxide
Explanation:
Answer:
Carbon Dioxide
ASAP
Why are hydrogen bonds the key to the properties of water?
Adhesion how is this shown through a narrow glass tube? An example found in nature.
High surface tension how is it created and useful? Two examples in nature
Difference between high specific heat and heat of vaporization? How do the two moderate earth's climate
Answer:
The first one is: The hydrogen bonds that form between water molecules account for some of the essential — and unique — properties of water. ... The attraction created by hydrogen bonds keeps water liquid over a wider range of temperature than is found for any other molecule its size.
The second one is: Before it overflows, the water forms a dome-like shape above the rim of the glass. This dome-like shape forms due to the water molecules’ cohesive properties, or their tendency to stick to one another. Cohesion refers to the attraction of molecules for other molecules of the same kind, and water molecules have strong cohesive forces thanks to their ability to form hydrogen bonds with one another.
The third one is: Water molecules want to cling to each other. At the surface, however, there are fewer water molecules to cling to since there is air above (thus, no water molecules). This results in a stronger bond between those molecules that actually do come in contact with one another, and a layer of strongly bonded water
This is the fourth: Water molecules are very good at forming hydrogen bonds, weak associations between the partially positive and partially negative ends of the molecules. Hydrogen bonding explains both the effectiveness of evaporative cooling (why sweating cools you off) and the low density of ice (why ice floats).
Explanation: i hope this helps it was a lot of typing!!!
when a plant is not strong enough to support its own weight what is most likely the problem
Answer:
the roots are weak
Explanation:
because it can’t hold its weight
Station 7: Putting It All Together
Using what you have learned at stations three through six, construct the complete tree for the Primates order. Put primates at the top, divide them into strepsirhines and haplorhines, and then work your way down, dividing them into subgroups as you go. Use the tree in your textbook if you need help. Then, for each group on the tree identify at least one trait that helps distinguish that group.
please include the traits that connect them and any other details. Thank you.
The traits that connect this station are critical thinking, an interdisciplinary approach to learning, creativity, and problem-solving skills. The station aims to help students develop these traits and apply them to real-world problems.
Station 7: Putting It All Together. This station is based on the principle of integrated review, where the traits and concepts of multiple chapters are combined to form a big picture of the subject. The station is not based on a single chapter but includes concepts and questions from different chapters. The aim of this station is to encourage critical thinking and an interdisciplinary approach to learn. In this station, students will learn how to link the concepts and ideas of various chapters to form a cohesive understanding of the subject. Students will be required to analyze various graphs, charts, and data sets and draw conclusions based on the information presented. They will also be required reasoning behind their analysis and conclusions. Students will also need to think creatively and outside the box in this station. They will be presented with real-world problems that require them to use their problem-solving skills and apply their knowledge from different chapters. They will also be required to work in groups and collaborate with other students to come up with solutions and strategies to solve these problems.
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Which feature is most important when identifying a species under a microscope view?.
5. What is the living energy source at the base of all food chains, even if they are NOT plant
Answer:
the sun
Explanation:
Mendel always got close to a 9:3:3:1 ratio for phenotypes in the F2 generation of any dihybrid cross. If false, make it a correct statement
a. True
b. False
Answer:
True
Explanation:
It is true that Mendel always got close to a 9:3:3:1 ratio for phenotypes in the F2 generation of any dihybrid cross. This validates his law of independent assortment of genes.
The 9:3:3:1 is usually gotten from any dihybrid cross of F2 generation. The results given are always 9 offsprings containing dominant traits, 3 offsprings each which possess a dominant and recessive trait and 1 offspring with a recessive trait.
PLS HELP!!!!
Which option best describes a scientific consensus?(1 point)
A. a general agreement among a few scientists that is supported by experimentation and investigation
B. an observation made by a scientist that is supported by experimentation and investigation
C. a general agreement among many scientists that is supported by evidence and reasoning
D. an observation made by a scientist that is supported by evidence and reasoning
_______________________________________________________
How is “lock and key” used to describe the action of enzymes? (1 point)
A. Enzymes are able to create gaps in cell walls that allow products to leave cells.
B. Enzymes have a shape that specifically fits the reactants, like a key in a lock.
C. Enzymes have a shape that specifically fits the reactants, like a key in a lock.
D. Enzymes have a shape that specifically fits the products, like a key in a lock.
The option that best describes a scientific consensus is a general agreement among many scientists that are supported by evidence and reasoning.
The correct option is C.
The lock and key model of enzyme catalysis is described as follows:
Enzymes have a shape that specifically fits the reactants, like a key in a lock.
The correct option is B.
What is a scientific consensus?A scientific consensus is a common agreement about a particular idea or theory that has achieved general acceptance among scientists.
A scientific consensus is arrived at after several corresponding experiments or research on a particular theory or idea by scientists all over the world.
When a scientific consensus is reached, the idea becomes a theory upon which other scientific ideas are based on and used to explain other ideas.
Enzymes are specific in their action and the mechanism of their action has been described using the lock and key model.
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