Answer:
A
Explanation:
I took the question in a online quiz
the efficiency of energy transfer from grass plants to grasshoppers; grasshoppers to spiders; and spiders to birds was not exactly 10%. why do you think these answers did not equal exactly 10%?
Energy transfer efficiency in ecological systems is impacted by a variety of factors and might depart from the predicted value of 10%.
Here are a few reasons why the real efficiency could not be 10%:
Energy loss during metabolic processes: Energy is lost as heat within organisms during metabolic activities.
Inefficiencies in nutrition absorption: The capacity of organisms to absorb and digest nutrients from their food affects the efficiency of energy transfer.
Energy allocation and efficiency: Organisms allocate energy for a variety of reasons, including reproduction, maintenance, and mobility.
Complexity and trophic interactions: Ecological systems are complex, having several trophic levels and interwoven food webs.
Thus, these answers did not equal exactly 10%.
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24. Which process in humans does not use energy released from respiration?
A cell division
B. diffusion of oxygen
C. muscle contraction
D. protein synthesis
Answer:
Muscle contraction
Explanation:
Because it will be very hard for the respiration to release through human energy
Which of the following is not an effector?
A. Skin B. Tongue C. Inner ear D. Diaphragm
Answer:
It should be C. inner ear
Explanation:
according to the web
list the factors phenotypic expression depends on. Select the four correct factors. interactions among a genome, the organism, and the environment interactions among DNA of the organism and RNA of the virus the genome of the organism the immediate molecular environment of the genome the immediate cellular environment of the genome
The factors that phenotypic expression depends on are interactions among a genome, the organism, and the environment, the genome of the organism, the immediate molecular environment of the genome, and the immediate cellular environment of the genome. It does not depend on interactions between the DNA of the organism and the RNA of the virus.
What is phenotype?
Phenotype refers to the physical, observable characteristics of an organism that are determined by its genotype or DNA sequence. The genome is the complete set of genetic instructions or DNA sequences of an organism. DNA is the molecule that carries genetic information and is responsible for the inheritance of traits.
The four correct factors that phenotypic expression depends on are:
1. Interactions among a genome, the organism, and the environment
2. The genome of the organism
3. The immediate molecular environment of the genome
4. The immediate cellular environment of the genome
These factors contribute to the expression of an organism's phenotype, which is determined by its DNA and genome, as well as its interactions with the environment.
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Suppose you are determining the growth rate of two species of plants. Species A is 25 cm tall and grows 3 cm per month. Species B is 10 cm tall and grows 8 cm per month. Which system of equations models the height of each species H(d) as a function of days d. H(d) = 25 + 3d H(d) = 10 + 8d H(d) = 3 + 25d H(d) = 8 + 10d H(d) = 25 + 3d H(d) = 8 + 10d H(d) = 2 + 8d H(d) = 25 + 10d
Answer:
H(A) = 25 + 3m and H(B) = 10 + 8m
Explanation:
Let H(A) is the height of species A as a function of months m while H(B) is height of species B as a function of months m.
For Species A,
H(A) = 25 + 3m
For species B,
H(B) = 10 + 8m
Hence, this is the required solution.
Question 5 of 5
Which thermoregulation strategy helped the hummingbird decrease its body
temperature?
A. Resting in the shade
B. Flying
C. Basking in the sun
D. Eating
Answer: A
Explanation:
Answer:
A, Resting in the shade
Explanation:
100% Correct, A p e x
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It is illegal to harm manta rays.
Give reason why water in the xylem and translocation of food is related with each other.
Answer:
Transportation of food and water takes place through xylem and phloem in the plants. The water from the roots is transported through xylem. Phloem on other hand transports the food prepared in the leaves to other parts of the plants.
Patrick and Patty's son Patterson, who is heterozygous for pink body color (Pp) like his parents, gets married and has kids with Petunia, who is homozygous recessive for yellow skin. What is the likelihood that their kid will have yellow skin like it's mother?
a. 25% chance of yellow skin
b. 50% chance of yellow skin
c. 75% chance of yellow skin
d. it is not possible for their offspring to have yellow skin because Patterson has the dominant trait
Answer:
b. 50% chance of yellow skin
Explanation:
The likelihood that their kid will have yellow skin depends on the genetic makeup of both Patterson and Petunia. Patterson has the genotype Pp, which means he has one dominant allele for pink body color and one recessive allele for yellow body color. Petunia, on the other hand, has the genotype pp, which means she is homozygous recessive for yellow body color.
When they have children, each parent will contribute one of their alleles to their offspring. The offspring will have a 50% chance of inheriting the recessive allele for yellow body color from Patterson and a 50% chance of inheriting the recessive allele for yellow body color from Petunia. Therefore, the likelihood that their kid will have yellow skin is 50%.
why is the dorsal side of the worm lighter than the ventral side
the lighter coloration of the dorsal side of the worm is due to the distribution of pigments in the epidermal cells and the fact that it is less in contact with the substrate compared to the ventral side.
The reason why the dorsal side of the worm is lighter than the ventral side is due to the distribution of pigments. Pigments are the substances that give color to living organisms, and in the case of worms, they are located in the epidermal cells. The distribution of pigments in the worm's body is not uniform. Instead, it is concentrated more on the ventral side, which makes it appear darker, while the dorsal side appears lighter.
Another factor that contributes to the difference in coloration is the way that worms move. They typically move by contracting and relaxing their muscles, which creates waves of movement that propagate from the anterior to the posterior end. As a result, the ventral side of the worm is in more contact with the ground or substrate, and therefore, it tends to accumulate more dirt and debris. This accumulation of dirt and debris further contributes to the darker appearance of the ventral side.
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within how many hours must cooked tcs food be cooled
TCS food should be cooled within six hours. According to the US Food and Drug Administration (FDA) guidelines, cooked TCS food should be cooled within six hours.
Cooling food down rapidly is important to prevent the growth of bacteria and other harmful pathogens that can cause foodborne illness.TCS refers to foods that require time and temperature control for safety, such as meat, poultry, fish, dairy products, and cooked rice. When these foods are cooked and then left at room temperature for too long, bacteria can grow and multiply quickly. To prevent this from happening, it's important to cool TCS foods down as quickly as possible.
The FDA recommends using one of the following methods to cool TCS foods:
Divide large quantities of food into smaller portions, then place the containers in an ice bath or under cold running water.Stir the food occasionally to help it cool more quickly. Place hot food in shallow pans, then place the pans in the refrigerator or freezer. Make sure the pans are no more than two inches deep so that the food can cool quickly. Store the food in a cool, dry place that is below 41 degrees Fahrenheit. Avoid placing hot food in the refrigerator or freezer, as this can cause the temperature to rise and compromise the safety of other foods.To know more about Food and Drug Administration please refer:
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After purification of a protein, it is possible to observe the protein on a Coomassie Stain and on a Western blot. Why might you observe multiple bands on a Coomassie Stain, but only one band on a Western blot
Coomassie staining on SDS PAGE cannot be used to detect since there is not enough of it. however, western blot can show it because it identifies extremely small amounts of proteins. Simply said, the amount of it present is below the coomassie detection limit.
All proteins are non-specifically bound by the Coomassie dye. Coomassie links to side chains that are positively charged. This means that, unlike a method like Western blotting, which only makes some proteins visible, Coomassie staining should make all of the proteins in a sample visible.Western blot analysis It is possible to stain proteins with Coomassie, however the procedure is neither quick nor effective. If you attempt to blot proteins stained using one of these two techniques, they will behave in a different way.
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After purification of a protein, it is possible to observe the protein on a Coomassie Stain and on a Western blot. Why might you observe multiple bands on a Coomassie Stain, but only one band on a Western blot?
many farmers in the US struggle with salinization of the soil. the ground water used to irrigate their crops contain many dissolved salt, which are left on the top of the soil as the water evaporates. what could the farmers do to prevant this from occurring?
Answer:
Farmers can prevent soil salinization by taking several steps:
1. Irrigation management: Limiting the amount of water applied to the fields, or using more efficient irrigation methods, can help reduce the accumulation of salt on the soil surface.
2. Drainage management: Installing proper drainage systems can help remove excess salt from the root zone and prevent buildup in the soil.
3. Crop selection: Growing salt-tolerant crops or rotating crops can help reduce the impact of soil salinization.
4. Leaching: Applying enough water to flush out the accumulated salt below the root zone can help reduce the salt concentration in the soil.
5. Amendments: Adding organic matter, such as compost or manures, to the soil can help improve its ability to hold water and reduce the amount of salt left on the surface.
6. Soil testing: Regularly testing the soil to monitor salt levels can help farmers make informed decisions about their management practices.
By taking these steps, farmers can help prevent soil salinization and maintain healthy soil for growing crops. It's important for farmers to be proactive and adopt management practices that will ensure the long-term productivity of their lands.
explain why a plasmid and a segment of dna to be inserted into a plasmid must be cut with the same restriction enzyme.
Plasmid must be cut with the same restriction enzyme because it will produce fragments with the same complementary sticky ends, making it possible for bonds to form between them.
The restriction enzymes cuts at specific points in the given sequences, hence these restriction enzyme are used to forms fragments with complementary sticky ends, therefore helping in the formation of bonds between them.
A restriction enzyme is generally a protein isolated from bacteria that cleaves DNA sequences at sequence-specific sites, producing DNA fragments whose sequence is known at each ends.
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Crop rotation is a planned order of specific crops planted on the same field. Crop rotation means that succeeding crops are of adifferent genus and species. Examples are row crops planted after small grains or grain crops after legumes. The planned rotationmay be for a two- or three-year period.What is a LIKELY ecological impact of crop rotation?A) The main crop becomes resistant to pests.B) It can interrupt the life cycles of certain pests.C) Lesser amounts of nitrogen are needed in the soilD) It ensures the presence of a single type of nutrient in the soilPlease select the correct answer choice.
A likely ecological impact of crop rotation is that it ensures the presence of a single type of nutrient in the soil. (option D)
List 10-15 Facts About the Vaquita.
A cell that is placed in distilled (plain) water will swell up because it fills
with water. Which process causes the cell to swell?
Answer:
If a cell is placed in a hypotonic solution, water will move into the cell. This causes the cell to swell, and it may even burst. A hypertonic solution means the environment outside of the cell has more dissolved material than inside of the cell. If a cell is placed in a hypertonic solution, water will leave the cell.
Explanation:
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Is Shibuya City a marine or continental environment?
Answer:
Well, Shibuya City is located in the Tokyo Metropolis of Japan and since it is an urbanized area, it is an continental environment.
PLEASE HELP! WILL GIVE BRAINLIEST! Are traits controlled by dominant alleles more common than traits controlled by recessive alleles? Please explain
Answer:
depends on F1 and F2
Explanation
Dominant traits
Dominant trait is a characteristic that clearly expresses, overwhelms other traits of the same type in a heterozygous genetic combination; is shown mainly in the F1 generation.
Diving traits
Recessive trait is a trait that cannot be expressed because it is overwhelmed by other traits of the same type (with a pair of symmetrical alleles) in a heterozygous genetic combination; recessive has not been shown in F1, but only occurs in F2 generation.
Which of the following is not true of a hypothesis?
a. It must be testable.
b. It must be based on available data.
c. It should be as complex as possible.
d. It must explain all current observations.
Answer:
c. It should be as complex as possible......the others seem to be true.
Why do ventral horns appear swollen in the cervical and lumbar enlargements? Choose the correct option.
A. These regions accommodate a complex network of interneurons.
B. These regions have more higher order motor neurons.
C. These regions have more sensory fibers.
D. Larger numbers of motor neurons are needed in these regions to innervate the muscles of the limbs
To accommodate the more nerve cells and connections required to process information related to the upper and lower limbs, two regions of the spinal cord are enlarged.
The spinal cord's cervical and lumbar regions display a larger diameter than the other regions. The increased number of neurons in the gray matter and axons in the white matter that supply the upper limbs and lower limbs, respectively, is represented by the cervical enlargement and the lumbar enlargement.
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An object displaces 7.1 ml of water. If the mass of the
object is 4 grams, what is the density?
Answer: D = 0.56 g/ml
Explanation:
We can use the density equation for this one.
D = m / v
We are given Mass (m) and Volume (v).
D = 4g / 7.1 ml
D = 0.56 g/ml
Can someone plsss help meee
Answer: C
Explanation:
"In order to replicate, viruses must first hijack the reproductive equipment of a host cell, redirecting it to ‘photocopy’ the genetic code of the virus and seal it inside a newly formed container, known as the capsid. Without a host cell, they simply can’t replicate."
leukocyte-reduced blood products may be administered to reduce the risk of febrile reactions and what disease or condition?
Leukocyte-reduced blood products may be administered to reduce the risk of febrile reactions and Cytomegalovirus disease or condition.
What is a leukocyte-reduced blood products?Leukocyte-reduced blood products are those blood products in which the leukocytes which are the white blood cells has being removed or reduced in other to suit the treatment of a particular diagnosis.
The importance of leukocyte-reduced blood products include the following:
It reduces the risk of high fever due to blood transfusion reactions.it reduces the risk of transmitting of cytomegalovirus infection.it may help prevent alloimmunizaton to MHC (HLA) donor antigens.Learn more about leukocytes here:
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Would an animal with a broad or narrow niche have a better chance of survival if it was transplanted into another habitat?
1. narrow
2. broad
Answer: I´m pretty sure it´s broad
Explanation:
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Which statements accurately describe the atmospheres of the inner planets? Select three options
TIME REMAINING
54:30
Mars has no atmosphere
atmosphere
Mercury has no atmosphere.
Mars and Venus have similar atmospheres
Earth and Venus have similar atmospheres
Venus's atmosphere is thick and contains clouds of sulfuric acid
Answer:
Venus's atmosphere is thick and contains clouds of sulfuric acid
Explanation:
just checked
The map below shows the locations of what type of boundary
Answer:
D
Explanation:
100% it has too be if not oh well, put more
A student is studying Earth's layers. She is trying to determine how temperature and density change from one layer to another. Which relationship that exists between Earth's layers did the student most likely find?
A. The temperature of Earth's layers decreases with depth, while density increases with depth.
B. The temperature of Earth's layers increases with depth, while density decreases with depth.
C. The temperature and density of Earth's layers decrease with depth.
D. The temperature and density of Earth's layers increase with depth.
Answer:
The answer is D!
As one gets closer to the Earth's core, temperature, and pressure rise gradually. Thus, option D is correct.
What are the factor involving in the earth layer study?Gravity will tug on something more strongly the denser it is. The consequence is that less dense layers migrate away from the Earth's core, while the densest components are attracted closer to it.
Because it is the densest and is formed of solid iron and nickel, the inner core is located near the center of the Earth.
The surface, where the water is the warmest, has the lowest density. The pycnocline is a zone of rapidly rising density with depth that is present as depth increases.
The density has an inverse relationship with volume and a direct relationship with mass. As a result, the density rises as the volume shrinks.
Therefore, The temperature and density of Earth's layers increase with depth.
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Erikson theorizes all of the following about generativity except:
A. Generativity involves a concern for an interest in establishing and guiding the next generation.
B. Generativity involves a commitment to improve the life conditions of future generations.
C. Generativity involves a commitment towards protecting and enhancing the condition of one's society
D. Having children guarantees generativity in adults
D. Having children guarantees generativity in adults
The correct statement for exception of Erikson theories about generativity is:
D. Having children guarantees generativity in adults.
Erikson's theory of generativity does not state that having children is a guarantee of generativity in adults. Generativity refers to a broader concept that involves caring for and contributing to future generations and society in various ways, including through parenting, mentorship, teaching, creativity, productivity, and social involvement. It encompasses a sense of responsibility and a desire to leave a positive legacy and make a meaningful impact on the world. It is not solely dependent on having children but encompasses a broader range of activities and contributions.
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Mining has only short-term effects on the Earth.
Please select the best answer from the choices provided
OT
OF
Mining having only short-term effects on the Earth is False.
What is Mining?This is defined as the extraction of different types of mineral in the form of ore etc from the earth.
This damages the soil structure and have long term effects such as the area being prone to erosion etc.
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