Answer:
12
Explanation:
It says 'pairs'.
Energy pyhamids, otherwise known as trophic level diagrams, are used to represent the flow of
energy through an ecosystem. An organisms trophic level indicates the organism's position in
the sequence of energy transfers. The bottom, or base, of an energy pyramid is a position
always held by the producers and represents (by far) the largest percentage of biomass for
the food web. The need for such a large biomass of producers is to support the energy
needs for all the organisms at higher trophic levels. Draw and label an energy pyramid for the
following 1 hectare of farmland:
• 30,000,000 MJ of Sunlight (solar energy) reaches ground level during a 150-day growing
season
• 52,164 MJ of energy is stored in the soybeans grown on the hectare of land
1,645 MJ of energy is stored in edible beef by cattlewho eat the soybeans
From the total energy that reaches the ground, 1% is used by producers. The energy transference in the trophic web follows the 10% rule, in which each level uses 10% of the energy stored by the anterior level.
---------------------------------------
Only 1% of the total solar energy that reaches the ground is used by producers, who occupy the first trophic level. From this input of solar energy, it begins a unidirectional energy flow through all the organisms in the ecosystem, from autotrophs to heterotrophs, until it is finally dissipated in the environment. At each trophic level, it occurs an energy transfer from one level to the next, with only 10% being usable in each of them. This assessment is called "The 10% rule". This is, as a general rule, only about 10% of the energy stored as biomass at one trophic level, per unit time, ends up as biomass at the next trophic level, in the same unit of time. The progressive reduction of energy determines the number of trophic levels (4 or 5).If 30,000,000 MJ of Sunlight (solar energy) reaches ground, then only 30,000 MJ can be absorbed by primary producers.
5,216.4 MJ from 52,164 MJ of energy stored in the soybeans, are used by cattle.
1,645 MJ of energy is stored in edible beef by cattle who eat the soybeans.
164.5 MJ of this energy is tranferred to the following trophic level.
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Michelle has been given a microscope slide that contains a eukaryotic cell and a prokaryotic cell. What should she look for to distinguish the eukaryotic cell from the prokaryotic cell?
A.
cytoplasm
B.
nucleus
C.
ribosomes
D.
cell membrane
Answer: B
Explanation:
How is real life fingerprinting different from the techniques used on CSI?
CSI used various techniques for fingerprinting like powder dusting, iodine fuming, silver nitrate soaking, etc to determine the fingerprint of criminals.
What do you mean by CSI?CSI stands for Crime Scene Investigation. It is a brach that investigates crime scene evidence.
Real-life fingerprinting does not involve critical techniques for identification. While CSI performs various techniques and is able to find the most similarity between the real criminal involves in any violent activity.
Therefore, CSI used various techniques for fingerprinting like powder dusting, iodine fuming, silver nitrate soaking, etc to determine the fingerprint of criminals.
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Real-life fingerprinting differs from CSI techniques. While CSI portrays fingerprint analysis as rapid and foolproof, reality involves a slower and more nuanced process.
Real-life fingerprinting is a more involved process than the quick and ostensibly error-proof fingerprint analysis seen on CSI. CSI frequently depicts fingerprint matching as a straightforward database search that produces instant identification. However, in the actual world, fingerprint analysis is carried out by skilled experts who painstakingly check ridge patterns, minute spots, and other traits to assure precise matches. To avoid mistakes, this procedure can be time-consuming and requires knowledge.
In addition, the way that huge, networked databases are shown in CSI oversimplifies reality. Although modern technology makes fingerprint comparison easier, the vast network of records that are easily available is more fantasy than reality. Real-world law enforcement databases are subject to stringent guidelines and restrictions.
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What type of molecule controls photosynthesis
Answer:
Chloroplasts, I believe
Explanation:
Explain why it is not accurate to call a virus that kills bacteria a “bacteria eater."
Answer:
When viruses attack cells, they release genetic material that is coded to multiply, then the cells divide and more viruses are spread, the viruses do not eat.
Explanation:
a population distribution pattern that can indicate predation is
Answer:
clump
Explanation:
A population. This type of pattern. This type all better is seen in and seen in species. To prevent a species two prevent radiation radiation. They remain in groups. They remain in groups to remain safe to remain safe from predation from regulation. So climb to distribution. So Klump distribution. This tribute to shin indicates indicates relation random distribution distribution is seen when is seen. Yeah, this does not indicate tradition. This does not indicate relation uniform distribution, uniform distribution is seen more in plants and seen loan in Lawrence rather than animals rather then animals. Again, this does not indicate traditions. This does not indicates tradition. Basin distribution is not relevant, not relevant according to according the ocean given ocean. So that's why this option is incorrect. So all options are incorrect except a option that is Klump and a option is got it. That is clumps.
specific enteroendocrine cells of the stomach, called g cells, are stimulated by partially digested proteins, caffeine, and rising ph. when stimulated, g cells secrete ________.
when stimulated, g cells secrets oocytes
________ are characterized by stinging cells used for defense and for capturing prey. A. Roundworms B. Cnidarians C. Sponges D. Annelids
Cnidarians are characterized by stinging cells used for defense and for capturing prey.
Answer: B. Cnidarians
Cnidarians are animals which have specials cells known called 'cnidocytes', these are stinging cells. Cnidarians also have organelles called 'nematocysts'. Nematocysts are stringers that are primarily used to capture prey and for defense.
I hope this helps!
if an organism is a protostome, what else can you conclude about its body plan?
Answer:
It has two tissue layers.
Explanation:
Monomers can be thought of as
A. highly unstable compounds.
B. Lego pieces or building.
C. long chain compounds.
Answer: B
Explanation:
Monomers are atoms or small molecules that bond together to form more complex structures such as polymers (which are long chain compounds)
Monomers are long chain compounds. So, the correct option is (C).
What are Monomers?A monomer is defined as a molecule which can react with other monomer molecules to form a larger polymer chain. It is also a three-dimensional network formed by a process called polymerization.
These are the molecules of any of a class of compounds mainly organic compounds which can react with other molecules to form very large molecules known as polymers.
Examples of monomers are glucose, vinyl chloride, amino acids and ethylene where each monomer is linked to form different types of polymers like glucose, glycosidic bonds which link sugars to form polymers like glycogen, starch and cellulose binds monomers.
Thus, Monomers are long chain compounds. So, the correct option is (C).
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What is different about normal cell division and cancer cell division?
In contrast to normal cells, cancer cells don't stop growing and dividing, this uncontrolled cell growth results in the formation of a tumor. Cancer cells have more genetic changes compared to normal cells, however not all changes cause cancer, they may be a result of it
PLEASE HELP 100 POINTS AND BRAINLY!!
Answer:
1.prophase
2. metaphase
3.anaphase
4.telophase
Explanation:
Had the same question a quiz i took
Compare the transformation of a bacterium cell with the transformation of a plant cell.
Answer:
Compare the transformation of a bacterium cell with the transformation of a plant cell.
Explanation:
edwin hubble developed a classification scheme for galaxies. by what characteristic did he classify galaxies?
Edwin Hubble classified galaxies according to their SHAPE. He was one of the most recognized astronomers in the last century.
Edwin Hubble was fundamental for deciphering the nature of the Universe.
Edwin Hubble developed a system to classify galaxies according to their shape into four types: spiral galaxies, elliptical galaxies, barred spiral galaxies, and irregular galaxies.
E. Hubble also categorized spiral galaxies depending on the central bulge size and arm texture.
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a cockroach is a fast-moving insect. how can an animal with an open circulatory system be so speedy?
Cockroaches have 6 legs and each leg has 3 knees, 18 knees in total. Since the cockroach has so many joints in its legs its can accurately pick up speed when running away from something
An animal like a cockroach with an open circulatory system is so speedy because in these organisms tracheal system delivers oxygen throughout the body.
What is an Open circulatory system?An open circulatory system may be characterized as a type of circulatory system in which blood vessels are completely absent and blood generally flows freely through the cavities of the body. This type of circulatory system is present in arthropods.
Due to the absence of blood vessels, the flow of blood is extremely high in animals that have an open circulatory system. Apart from this, in cockroaches, oxygen is carried out through the tracheal system because of the absence of the lungs. So, it makes the process so speedy.
Therefore, an animal like a cockroach with an open circulatory system is so speedy because in these organisms tracheal system delivers oxygen throughout the body.
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A test cross is performed to determine if a specific individual is a carrier. The results generate a 50/50 phenotypic ratio. The test subject was therefore ________.
Answer:
The test subject was therefore, Heterozygous
Which unit should be used when measuring the height of an adult?
Answer:
Feet and inches, or centimeters unit should be used when measuring the height of an adult
Explanation:
True or False: Cardiac muscle is also known as smooth muscle.
Answer:
FALSE
Explanation: post protected
Dr. Martino's lab has been able to demonstrate that if they excessively stimulate a postsynaptic cell, it causes it to release a _____ transmitter that travels back to the presynaptic cell and modifies it.
Which statement describes the way the paramecium reproduces asexually
A,it happens by cell division that include mitosis.
B,it happens by the formation of gametes.
C,it happens by cell division that include meiosis.
D.it happens by fertilization of an egg by sperm.
The statement that describes the way the paramecium reproduces asexually is as follows: it happens by cell division that include mitosis (option A).
What is asexual reproduction?Asexual reproduction is one of the two types of reproduction that involves neither meiosis nor fusion of gametes.
This means that in asexual reproduction, new offsprings are produced by a single parent. The new individuals produced are genetically and physically identical to each other i.e., they are the clones of their parents.
This is possible because the single parent cell divides mitotically to produce identical daughter cells.
Therefore, option A is correct regarding the way paramecium reproduces asexually.
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What kind of reproduction dose most plants go through?
(i know the answer but do you)
Answer:
asexual
Explanation:
(WILL GIVE BRAINLy) Select the correct answer.
The graph shows the percentage of dog breeds affected by elbow dysplasia, which causes dogs to limp. What’s the most likely explanation for the mixed breed’s disease incidence?
A.
It has low diversity in its genes.
B.
It has high diversity in its genes.
C.
It’s good at saving human lives.
D.
It doesn’t suffer attacks from wild predators.
E.
It lives comfortably with people.
Answer:
b. it has a high diversity in its genes
Explanation:
A mordant that is applied after the primary stain to bond chemically the alkaline dye to the bacterial cell wall is
Answer:
A mordant that is applied after the primary stain to chemically bond the alkaline dye to the bacterial cell wall is: safranin.
Explanation:
Where does anaerobic respiration occur.
Which researcher theorized that hypnosis comes about as a form of roleplay between hypnotist and subject? A. Ernest Hilgard B. Theodore Sarbin C. Theodore Barber D. Milton Erickson Please select the best answer from the choices provided A B C D
Answer:
Hey, your answer should be D
Explanation:
Good luck friends
The researcher who theorized that hypnosis comes about as a form of roleplay between hypnotist and subject is Milton Erickson, who is in Option D. Milton Erickson was a famous American psychiatrist and psychotherapist.
What is Milton Erickson?He is widely known for his pioneering work in the field of hypnosis. He believed that hypnosis is a form of communication between the hypnotist and the subject and that it involves a process of "roleplay" in which both parties take on certain roles or identities. In this sense, the hypnotist takes on the role of a facilitator or guide, helping the subject access their own inner resources and abilities. The subject, on the other hand, takes on the role of an active participant in the hypnotic process, using their own imagination and creativity to bring about positive changes in their thoughts, feelings, and behaviors.
Hence, the researcher who theorized that hypnosis comes about as a form of roleplay between hypnotist and subject is Milton Erickson, who is in Option D.
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which of these cells produce and secrete antibodies?
Answer:
Antibodies are produced by specialized white blood cells called B lymphocytes (or B cells). ... The mature B cells, called plasma cells, secrete millions of antibodies into the bloodstream and lymphatic system.
Answer:
B lymphocytes
Explanation:
Item 5
What molecule that is created during photosynthesis provides energy for cellular processes?
ATP
chlorophyll
glucose
oxygen
Answer:
Glucose
Explanation:
Glucose is produced during photosynthesis and it is oxidised during cellular respiration to produce ATP energy.
Answer:
glucose
Explanation:
took test
Which animal has a digestive system most similar to a human?
1. cow
b. jellyfish
c. octopus
d. wolf
Answer:
Explanation: The cow is a ruminant animal. Ruminant animals are known for the unique way their digestive systems work.
which of the following organisms has the largest surface area to volume ratio?
A) Bactrium
B) Butterfly
C) elephant
Answer:
B) Butterfly
Explanation:
Smaller animals tend to have a larger surface area to volume ratios. Smaller animals have breathing and heart rate faster than that of larger animals.
Item 3
Which statement is true of chloroplasts?
They transport glucose into the cell.
They are present in animal cells, but not in plant cells.
They convert light energy into chemical energy.
They convert the energy in glucose into a more usable form.
Answer:
They convert light energy into chemical energy.
Explanation: