2. When a population stops growing because it has reached the maximum number that the environment can support, the population has reached
A a ceiling
•B. carrying capacity
C. a critical point
D. population density
A recent scientific study showed that certain regions of the ocean quickly 5 points
warmed at the end of the last ice age. This warming caused a decrease in
oxygen in those areas of the ocean. If a warming event like this were to
happen again, how would it most likely effect the distribution of aquatic
life?
Aquatic organisms in these regions will be forced to live at ocean depths where
sunlight does not penetrate.
Only the largest aquatic organisms, like the blue whale and whale shark, will be able to
survive in these regions.
These regions would support a large amount of life, so they will attract aquatic
organisms of all sizes.
Few, if any, aquatic organisms will be able to survive in these regions, so they will
become "dead zones!
Answer:
Few, if any aquatic organisms will be able to survive in these regions, they will become dead zones
As water moves from the roots up through the stem of a plant, adhesion is a property of water that enables this to happen. Which
characteristic of water causes adhesion?
Hydrogen bonds
Ability to change state
Solvent capabilities
O Cohesion.
Answer:Water molecules stay close to each other through cohesion, the collective action of hydrogen bonds between water molecules. Cohesion helps plants draw water upwards from the root through the stem's transport tubes (xylem) to the leaf. This transport occurs even in large trees and against gravity. Transpiration, evaporation of water from plant leaves, creates a tension on water molecules being pulled up from the stem and roots.
Explanation:
Select the correct answer.
Which land cover type has the least area in United States?
A.
special-use land
B.
crop land
C.
forest-use land
D.
wet land
E.
urban area
Special-use land has the least area in United States. Therefore, the correct statement is option A.
What is special-use land?A special-use land includes areas such as parks, wildlife refuges, and wilderness areas. These areas are important for conservation and recreation as they make a small portion of the total land area in the United States.
Crop land, forest-use land, wetland, and urban area cover larger areas of land than special-use land. According to the National Land Cover Database (NLCD), special-use land covers only 3.3 percent of the total land area of the country which is less than other land cover types such as forest-use land, which covers 34.4% of the country.
Special-use land includes national parks, wildlife refuges, and wilderness areas which are set aside to conserve natural resources, to protect biodiversity, etc.
Therefore, special-use land has the least area in United States.
Learn more about the special-use land here:
https://brainly.com/question/13531257
#SPJ3
Please help!!!! Which statement accurately describes the relationship between weight and mass?
Answer:
i dont see the question its not loading
Explanation:
geology on mars lesson 2.1 activity 1 answer key
6. An adult male red fox weighs 8 kg (kilograms). In order to maintain his
weight and survive, he needs to intake 59 Kcal/kg of body weight per day.
This means he needs to consume 59 Kcal for every one kg of his body
weight.
How do we determine the number of Kcal per day for the fox?
Answer:
472kcal
Explanation:
You multiply the number of calories with the number of kilograms.
59*8=472kcal
Which makes precipitation and runoff possible?(1 point)a. vaporb. gravityc. groundwaterd. radiant energy
Runoff is discrebed as the part of the water cycle that flows over land as surface water instead of being absorbed into groundwater or evaporating, being part of precipitation. The water vapor that condenses to form clouds results in precipitation when the conditions are suitable, therefore vapor is among the alternatives what makes possible the precipitation and runoff.
Answer:
a
Explanation:
vaapoore
In bird dogs, barking while trailing (B) is dominant to silent while trailing (b). A heterozygous
barking trailer is bred to a silent female trailer. Various offspring resulted.
Complete question:
In bird dogs, barking while trailing (B) is dominant to silent while trailing (b). A heterozygous barking trailer is bred to a silent female trailer. Various offspring resulted.
What is the genotype of the male animal?What is the genotype of the female animal?How many different genotypes are possible among the offspring?What proportion of the offspring will be heterozygous barkers?Answer and Explanation:
Due to technical problems, you will find the complete question, answer, and explanation in the attached files.
Palisade mesophyll cells have very large vacuoles.
Explain how water moves from the xylem in the leaf into these vacuoles.
Answer:
Images
Books
News
Shopping
Videos
Maps
Flights
Finance
All filters
1-Water is passively transported into the roots and then into the xylem. 2-The forces of cohesion and adhesion cause the water molecules to form a column in the xylem. 3- Water moves from the xylem into the mesophyll cells, evaporates from their surfaces and leaves the plant by diffusion through the stomata.
Which element us considered the most versatile element in living organisms and why?
Answer:
Carbon, because it provides strength to the important protein, keratin. So, Carbon is considered the most versatile element in living organisms.
Explanation:
When you are getting too cold,
goosebumps and shivering leads to
heating of your body. Which type of
feedback loop is this?
А
a negative feedback loop
3
a positive feedback loop
Answer:
negative
Explanation:
Fey measures wind speed every 15 minutes for one hour in her backyard her data is recorded below. as fey takes her last measurement she notices that the temperature drop suddenly which of the following weather predictions would be best for fey to make
Answer:
he if i may ask what i your question exactly?
you'd use the equation that establishes a relationship between energy and wavelength, which looks like this
e=h⋅cλ, where
λ - the wavelength of the photon; c - the speed of light, usually given as 3⋅108m/s; h - planck's constant, equal to 6.626⋅10−34j s
plug the value you were given for the energy of the photon in the above equation to get the wavelength
e=h⋅cλ⇒λ=h⋅ce
λ=6.626⋅10−34js⋅3⋅108ms−1.257⋅10−24j=1.581⋅10−1m
The genes are more on the side of.. b natureAnswervery high orbital velocities in a very compact region;
Explanation:
7. Identify which graphic BEST shows growth and which BEST shows development. Write
you answer at the bottom of the picture.
Answer:
Graphics to your left => Growth
Graphics to your right => Development
Explanation:
A graphics on your left shows the concept of growth. As you can observe, most of the physical features of the grasshopper increased in size. The nymp has almost the same features and appearance as the adult grasshopper, but is different in size. From one stage to another, the organism still maintains almost the same functionality and abilities.
On the other hand, the graphics to your right shows transformation as the insect develops from one stage to another. Functionality and features become modified. In different stages of life, the appearance and functionality of the organism varies.
white-tailed deer eat leaves and grasses in their ecosystems.which of the following terms best describes a white-tailed deer
The term that best describes a white-tailed deer is "primary consumer." The correct answer is D
As a primary consumer, the white-tailed deer feeds directly on plants, such as leaves and grasses, which are producers in the ecosystem. Primary consumers are herbivores that obtain their energy and nutrients by consuming plant material.
They play a crucial role in transferring energy from the producers to higher levels in the food chain.
White-tailed deer are not predators because they do not hunt and consume other animals. They primarily rely on plant matter as their source of food.
They are also not secondary consumers, which are organisms that feed on primary consumers. In the context of the ecosystem, the white-tailed deer occupies the position of a primary consumer as it directly consumes plant material for sustenance and energy. Therefore, the correct answer is D.
For more such answers on herbivore
https://brainly.com/question/26709055
#SPJ8
Question
White-tailed deer eat leaves and grasses in their ecosystem. Which of the following terms best describes a white-tailed deer?
A. Predator
B. Secondary consumer
c. Producer
D. Primary consumer
Radio and cell signals are bent around objects like mountains and tall buildings. This can allow you to still have a signal, even without a straight line to the tower. This bending of waves around a barrier or through a slit is called ______.
Group of answer choices
interference
refraction
reflection
diffraction
The bending of waves around a barrier or through a slit is called ( D ) ; Diffraction
Diffraction is the term used to describe the situation/phenomena whereby waves ( radio or cell signals ) emanating from an antenna is bent around obstacles between the antenna and the signal receiver.
Diffraction of waves is usually caused by the interference of waves with itself due to the presence of an obstacle. in order to get to the intended receiver the waves bends around the barrier through diffraction after constructive interference within itself.
Hence we can conclude that the bending of waves around a barrier or through a slit is known as diffraction
Learn more : https://brainly.com/question/13080010
Which behavior is a response that is determined by heredity?
O All behaviors are determined by heredity.
O fighting for protection
O hunting in packs
O sleeping
Answer:
sleeping
Explanation:
Which choice best explains what symbiosis is?
If 13.6 L of nitrogen at 514 mm Hg are compressed to 500 mm Hg at constant temperature. What is the new volume?
Considering the Boyle's law, the new volume is 13.9808 L.
Boyle's lawBoyle's law establishes the relationship between the pressure and the volume of a gas when the temperature is constant, determining that the volume occupied by a given mass of gas at constant temperature is inversely proportional to the pressure.
This means that if the pressure increases, the volume decreases, while if the pressure decreases, the volume increases.
Boyle's law is expressed mathematically as:
P×V=k
Now it is possible to assume that you have a certain volume of gas V1 which is at a pressure P1 at the beginning of the experiment. If you vary the volume of gas to a new value V2, then the pressure will change to P2, and the following is true:
P1×V1=P2×V2
New volumeIn this case, you know:
P1= 514 mmHgV1= 13.6 LP2= 500 mmHgV2= ?Replacing in Boyle's law:
514 mmHg ×13.6 L= 500 mmHg ×V2
Solving:
(514 mmHg ×13.6 L)÷ 500 mmHg= V2
13.9808 L= V2
Finally, the new volume is 13.9808 L.
Learn more about Boyle's law:
https://brainly.com/question/4147359
#SPJ1
which of the statements is true about active transport?
A active transport does not require energy.
B active transport occurs automatically.
C active and passive transport are the same thing.
D active transport move molecules against the concentration gradient.
Answer:
D - active transport move molecules against the concentration gradient.
Explanation:
4. Which of these best explains the organization of the biosphere?
A. Groups of biomes make up a community, and groups of communities make up an ecosystem.
B. Groups of communities make up a population, and groups of populations make up a biome.
C. Groups of individuals make up populations, and groups of populations make up communities.
D. Groups of populations make up an ecosystem, and groups of ecosystems make up a community
Answer:
the answer is A.groups of biomesmake up a community, andand groups of populations make up a biome.
How does adenosine triphosphate (ATP) become adenosine diphosphate (ADP)?
ATP stores energy as a phosphate bond is formed.
ATP releases energy as a phosphate bond is formed.
ATP releases energy as a phosphate bond is broken.
ATP stores energy as a phosphate bond is broken.
The correct answer is ATP releases energy as a phosphate bond is broken.
ATP (adenosine triphosphate) is converted into ADP (adenosine diphosphate) when a phosphate group is removed from ATP, resulting in the release of energy. This process is known as hydrolysis, where water molecules are used to break the bond between the terminal phosphate group and the rest of the molecule.
During cellular metabolism, ATP serves as the primary energy currency of the cell. When energy is required for various cellular processes, the phosphate bond in ATP is broken by an enzyme called ATPase. This enzymatic hydrolysis reaction cleaves off one of the phosphate groups, resulting in the formation of ADP and an inorganic phosphate molecule (Pi). The released phosphate group is then available to be used in other cellular reactions.
The conversion of ATP to ADP is an essential part of energy metabolism in cells. The energy released during this process is utilized to drive various cellular activities, such as muscle contraction, active transport of molecules across cell membranes, and synthesis of macromolecules. Once ATP is converted to ADP, it can be further hydrolyzed to AMP (adenosine monophosphate) if more energy is needed. Ultimately, the energy stored in ATP is released when the phosphate bond is broken, allowing cells to perform their vital functions.
For more such answers on ATP
https://brainly.com/question/897553
#SPJ8
HELP
The structure of cellulose is shown below. What monomer combines and
forms cellulose?
Which describes the complex carbohydrate cellulose? It is composed of a complex arrangement of glucose molecules. It is composed of a complex arrangement of many kinds of macromolecules. It is composed of a complex arrangement of chitin molecules. It is composed of a complex arrangement of multiple disaccharides.
Answer:
It is composed of a complex arrangement of glucose molecules
Explanation:
Cellulose is a carbohydrate (glucose) polymer that comprises the cell wall of plant cells. It confers rigidity upon the cell wall of plants. Cellulose is also considered to be the most abundant compound on Earth due to the fact that vegetation is ubiquitous.
Cellulose is structurally composed of linear chains of thousands of D-glucose molecules linked together by B-1,4-glycosidic bonds. Cellulose is a complex carbohydrate made up of glucose molecules arranged in an unbranched manner.
Answer:
Here is the answer for #8 on Edge2021
Explanation:
A fomite is not part of the chain of infection.
A. True
B. False
Answer: B) False
Explanation: A fomite is a inanimate object or material that can become contaminated with microorganisms and can transfer them to another person.Fomites are a part of the chain of infection because they can act as a reservoir for pathogens, which can then be transferred to a host, leading to infection.
False, a fomite is a part of the chain of infection.
In the infection chain, humans are known to be susceptible to fomite agent. This is because they have direct contact with infected surface. Mode of transmission is the process in which the way an infection is transferred to a susceptible host.
Fomite is an exanimate object that helps to transmit an infection or a harmful bacterium from one person to the another.
The first link in the chain of infection with any of the infectious agents or pathogens that live on the planet. This includes virus, bacteria, fungi, parasites and more.
It can take many forms, including physical contact, breathing, and sexual transmission. Viruses- such as shingles, Influenza A, Hepatitis. Bacteria such as Lyme disease and leptospirosis fungi.
Learn more about fomite,
https://brainly.com/question/17132707
I need help ASAP please and thankyu will give brainliest.
1. The graph indicates that the size of a pencil dot is approximately 1 mm.
2. The graph marks for "viruses that attack bacteria" and "smallest microscopic animal" place the size of the smallest bacteria at about 0.2 micrometres, or 0.0002 mm.
3. An atom, to the left of the "Molecules" sign, is the smallest object shown on the graph.
4. Viruses as small as bacteria can attack them.
5. According to the graph, the smallest viruses are comparable in size to the larger molecules.
6. The smallest viruses affecting animals are about 20 nanometers or 0.02 micrometers in size, which fall between the markers for "viruses that attack plants" and "viruses that attack animals" on the graph.
7. The size of human blood cells is about 8 micrometers, or 0.008 mm, which falls between the graph's "pencil dot" and "tiniest microscopic animals" marks.
8. According to the graph, the size of bacteria is often larger than that of viruses. Although most viruses are smaller than bacteria, the largest viruses are roughly the same size as the smallest bacteria.
Learn more about bacteria, here:
https://brainly.com/question/1537981
#SPJ1
1.1.3 state any two factors that the investigator had to control in order for the investigation to be valid
Two factors that the investigator had to control in order for the investigation to be valid are Bias and Confounding variables
Bias: The investigator must ensure that their own personal biases and preconceived notions do not influence the investigation. Bias can lead to distorted results and compromise the validity of the findings. To control bias, the investigator needs to approach the investigation with an open mind, use standardized procedures, and employ rigorous data analysis techniques that are objective and unbiased.
Confounding variables: The investigator needs to control for any confounding variables that could potentially affect the relationship between the variables under investigation. Confounding variables are extraneous factors that may unintentionally influence the results, leading to inaccurate conclusions. To control for confounding variables, the investigator can use techniques such as randomization, matching, or statistical analysis to minimize their impact on the study outcomes. By controlling for these variables, the investigator can isolate the effects of the variables of interest and enhance the validity of the investigation.
For more questions Confounding variables
https://brainly.com/question/10863424
#SPJ8
why human with heterozygous genotype will have the dominant phenotype?
A human with heterozygous genotype can have a dominant phenotype if one of the alleles complete mask the effects of the other.
Heterozygous genotype involves two different alleles, unlike homzygous genotypes in which the alleles are the same.When the two alleles of an heterozygous genotype exert equal effects on one another, they are said to be codominant.When one of the alleles of an heterozygous genotype incompletely exert its effects on the other allele, it is said to be incomplete dominance.When one of the alleles complete dominates and masks the effects of the other allele, it is said to be dominant.Hence, a dominant allele will always produce a dominant phenotype even if the genotype of the organism is heterozygous.
More on genotypes can be found here: https://brainly.com/question/14398652
Why does a bird reproduce more birds and not more mammals?
PLS HELP SOMEONE PLS!!!! 99 POINTS!
A scientist is conducting research to see whether dogs or cats are more popular. He goes to a dog park and asks all of the owners which pet they prefer. 100% of those polled stated that dogs are their favorite animal.
This experiment is an example of:
A) personal bias
B) experimental bias
C) cultural bias
D) a controlled experiment
2)
Trina walked into the kitchen and saw that the cake she'd put in the refrigerator the night before was gone. She said to herself "Dad must've eaten the cake when he got home last night."
Trina's statement can be classified as a(n):
A) observation
B) conclusion
C) hypothesis
D) inference
3)
What is the independent variable in an experiment?
A) The variable that remains the same throughout the experiment.
B) The variable being tested in the experiment.
C) The variable being measured in an experiment.
4)
A group of parts that work together is called a:
A) technology
B) system
C) process
D) feedback
5)
What is the difference between mass and weight?
A) Mass measures the force of gravity and weight measures volume.
B) Mass is measured in metric units and weight is measured in US Standard System.
C) Mass measures amount of matter in an object and weight measures the force of gravity.
D) Mass measures volume and weight measures the force of gravity.
6)
A student hypothesizes that a goldfish will be more active in a bowl that has red gravel than in a bowl with grey gravel. To test this hypothesis, the student places one goldfish in a bowl with red gravel and another goldfish in the same type of bowl with grey gravel.
What type of variable is the fish bowl?
A) control
B) independent
C) manipulated
D) dependent
7)
You study for a test and you believe you'll get an A on the test. This is an example of:
A) conclusion
B) prediction
C) inference
D) hypothesis
8)
An air conditioning unit turns off once it reaches its goal temperature. The house warms up and the air conditioning unit turns on again.
When the air conditioning unit turns on, it is an example of:
A) input
B) process
C) output
D) feedback
9)
Why do scientists use the International System of Units (SI)?
A) because the SI is based on the metric system.
B) because the tools scientists use only measue in SI units.
C) so they can communicate their results without confusion.
D) because the SI units are written in English.
10)
A scientific hypothesis must be:
A) correct
B) able to be manipulated
C) able to be controlled
D) able to be tested
11)
What type of variable should there only be one of in an experiment?
A) dependent
B) independent
C) control
D) responding
12)
An example of International System of Measurement (SI) unit is:
A) pound
B) mile
C) liter
D) ounce
13)
Adam tested how music affects plant growth.
What is the dependent variable in the experiment?
A) type of bush
B) music
C) plant growth
D) soil
14)
What is an example of a qualitative observation?
A) red book
B) 100 mL
C) twenty cats
D) 50 km/hr
15)
Which example is NOT a model?
A) foam planets
B) plastic skeleton
C) atom made of fruit
D) skin cells
Answer: A) personal bias C) hypothesis A) the variable that remains the same B) system A) Mass measures the force of gravity and weight measures the volume D) dependent B) prediction A)input C) So they can communicate the results without confusion D) able to be tested B)independent B)Liter B) music C) twenty cats D) skin cells
Explanation: 1. They obviously like dogs because they are at a dog park and own a dog. 2. It is a guess and their is no Direct evidence pointing to the dad 6. U are dependent on another variable 7) u Will not know until after you get the results back