_____ are chemical mechanisms that start a reaction.

Centrioles
Vacuoles
Activators
Inhibitors

Answers

Answer 1
Activators is the right answer
Answer 2

Activators are chemical mechanisms that start a reaction.


Related Questions

Select all that apply.

What do glucose, starch, and cellulose have in common?

They are all carbohydrates.
They are all related to photosynthesis.
They are various forms of sugars.
They are various forms of proteins.

Answers

Answer:

They are all carbohydrates.

Explanation:

Homo polysaccharides include starch, glycogen, and cellulose (same type of sugar-all made of glucose).

1- Amylose and Amyloprotein are the components of starch. Amylose is a branched chain with alpha 1–4 and alpha 1–6 at the branch point, whereas Amylopectin is a linear chain with alpha 1–4 and alpha 1–6 at the branch point.

2- Glycogen is created by forming a branched chain from glucose at alpha 1–6. It has a lot of branches.

3- Cellulose is a linear chain of glucose molecules with beta bonds.

Starch and glycogen serve as short-term energy stores in plants and animals, cellulose found in plant cell wall only.

What do these two changes have in common?

Answers

What these two changes have in common is : ( B ) Both are caused by heating

Similarities between gasoline engine and bakinf cookies

When baking cookies a reasonable amount of heat energy is expended to convert the mixed recipes  into baked cookies also an engine using gasoline to power a car requires heat energy to convert it the gasoline into mechanicla energy.

Hence we can conclude that the common thing with these two channges is Both are caused by heating.

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In a math class with 25 students, a test was given the same day that an assignment
was due. There were 15 students who passed the test and 16 students who completed
the assignment. There were 6 students who failed the test and also did not complete
the assignment. What is the probability that a student who completed the homework
passed the test?

Answers

We can confirm that the probability of a student who completed the assignment receiving a passing grade is above 90%.

How can we calculate this probability?

We can arrive at this number with the information given to us. We are told that of the 16 students who successfully completed the assignment, 15 received passing grades. By dividing this number we can find the percentage of these students that passed, and this serves as the probability, which results in roughly 93%.

Therefore, we can confirm that the probability of a student who completed the assignment receiving a passing grade is above 90%.

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Answer:

12/16

Explanation:

Pe work , at least 4 sentences

Answers

Hi! Happy to help with this!

OKAY! So there are seven main muscle groups involved in running.

HamstringsGlutealsHip Flexors (Also known as Tenor Fasciae Latae "FTL)AbdominalsCalvesAnterior TibialisQuads

Now that the seven main muscle groups are named, onto the locations.

Quads are located on the side of the thigh. The Anterior Tibialis' are located on the outside surface of the tibia.Calves can be found behind the shin bone, on the back of the lower leg.The abdominal muscles are located between the ribs & pelvis.The Hip Flexors are located in the pelvic area on the front top part of the thigh.The gluteals can be found on the back portion of the hip bone and at the top of the thigh bone. Overall, the portion of it is in the buttocks. The hamstrings is located at the back of the thigh to below the knee.

ONTO THE HEALTH RELATED COMPONENT

Cardiovascular fitness is the health related component being improved. They're also improvements in flexibility, muscular strength, and endurance. The body's composition is improved since this type of health related component actually causes weight loss and muscle gain.

PLEASE ANSWER ASAP - Why are many producers needed to support a smaller number of consumers in food pyramids?

A) Because a tremendous amount of energy is lost as one moves up trophic levels.

B) Because of the exponential increase in energy gained as one moves up the trophic.

C) Because even though there is a greater number of organisms at the uppermost trophic levels, their total energy needs are far greater than those of all species combined at the lower trophic levels.

D) Because the total mass of the consumer level is far greater than that of the producers.

Answers

Answer:

A

Explanation:

Because the number of energy is lowering down as it leveled up in pyramid.

Many producers needed to support a smaller number of consumers in food pyramids because a tremendous amount of energy is lost as one moves up trophic levels, as in option A.

What is energy in an ecosystem?

The energy available to an ecosystem originates from the sun and is captured by photosynthetic organisms such as plants. These organisms convert light energy into chemical energy through photosynthesis, and this energy is stored in the form of organic molecules like carbohydrates, lipids, and proteins. These organic molecules serve as food for other organisms in the ecosystem, including herbivores, carnivores, and decomposers. However, as energy moves up the food chain from one trophic level to the next, much of it is lost due to inefficiencies in energy transfer and cellular respiration.

Hence, many producers needed to support a smaller number of consumers in food pyramids because a tremendous amount of energy is lost as one moves up trophic levels, as in option A.

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How do stop codons on mrna function to end protein synthesis?.

Answers

Signals a halt to protein synthesis
.

The model shows the flow of energy at each trophic level.

Which trophic level contains the most energy, and why?

A Producers; they have the largest number of individuals of all the trophic levels.
B Primary consumers; they have the most variety of plants from which to obtain energy.
C Secondary consumers; they release the least amount of energy into the next trophic level.
D. Tertiary consumers; they have the smallest number of individuals that need to collect energy.

Answers

Answer:

Producers

Explanation:

They get their energy directly from the sun, meaning they have the most. As if goes up the food chain, energy is lost.

One characteristic shared by Bacteria and ____________ is the presence of ester bonds in their membrane lipids.

Answers

Answer: Eukarya



Hope this helps

If an unknown element has a mass number of 14 and you are told that it has 7 neutrons, how many protons does it have?
A. Substract the number of neutrons from the mass number = 7 protons
B. Substract the number of neutrons from the atomic number = 0 protons
C. Add the mass number to the number of neutrons = 21 protons
D. Add the mass number to the number of electrons = 21 protons

Answers

Answer:

The answer to that question is A

Explain the importance of an environmental contingency plan.

Answers

Answer:

effectively deal with unexpected changes.

Answer:

Environmental contingency plans are important because it is not possible to accurately predict possible environmental changes brought about by environmental policies and practices. Changes that occur can be disastrous, so having a contingency plan that can be effected to quickly deal with the changes in an attempt to mitigate the damage can be crucial.

Explanation:

If hair color, eye color, and the presence or absence of freckles were consistently inherited together, the best explanation would be that _____.

Answers

the genes for these characters are linked on the same chromosome

How is the male reproductive system different from other body systems? it is not necessary for an individual's survival. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

Answers

The difference between the male reproductive system to other body systems is it isn’t necessary for vital signs.

What is the male reproductive system?

The male reproductive system consists of the testes, prostate gland, vas deference, and urethra.

Its main functions are to produce male hormones and transport and produce sperms.

It is a necessary system to show the signs and characters of males.

Thus, the correct option is A,  it isn’t necessary for vital signs.

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Answer: The answer is A: It is not necessary for an individual's survival

Explanation:

Took the test edge 2022

When looking at the DNA fingerprints for the sets of twins, select "identical" or "fraternal" next to the corresponding sets of letters

Answers

Answer:

See below ~

Explanation:

AA = fraternalBB = identicalCC = identicalDD = fraternal

Remember A and D never represents identical

So the order is

AA=FraternalBB=identicalCC=identicalDD=Fraternal

Word an explanation of an event in nature has occurred

Answers

Answer:

the answer to that question is incident

Microbial proteins with a strong specificity for a target cell that exert extremely powerful, and sometimes deadly, effects on that cell are called

Answers

Toxins are microbial proteins with a strong specificity for a target cell that exert extremely powerful and toxic effects on that cell.

What are toxins?

Toxins are molecules that are produced by certain organisms which are deadly to other organisms when these organisms come in contact with them.

Toxins are produces mostly by microorganisms as well as some plants and animals such as fishes.

Toxins are mostly proteins products are usually specific for their targets cells.

Therefore, microbial proteins with a strong specificity for a target cell that exert extremely powerful, and sometimes deadly, effects on that cell are called toxins.

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Researchers have observed striped
hyenas and gray wolves hunting
together in certain areas
One hypothesis suggests that changing
hunting behavior aids both species in
obtaining better
and more resources. In this hypothesis
the hyenas benefit because the wolves
chase and take
down large animals, such as goats, that
the hyenas usually cannot catch alone
The wolves
benefit from hyenas using their jaw
strength to crack open large bones of
prey to access
additional nutrients from bone marrow.
Which table best identifies the
ecological relationships among the gray
wolf, hyena, and
goats?

Answers

In the table, option D is the right answer because hyena and wolves have a relationship of mutualism whereas wolve is the predator and goat is the prey.

What is mutualism?

It is a symbiotic reationship in which both the organisms get benefit. The wolves and hyene gets benefit of getting food by killing of goat or other hervores.

So we can conclude that option D is the right answer.

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How many thumb widths are there in the length are in your shoe

Answers

Answer:

everybodies shoe size is different so the answer will vary from person to person

Explanation:

How does blood travel in the mammalian circulatory system.

Answers

Answer:

THIS IS THE ANSWER BUT FROM online:

Blood is pumped from veins of the systemic circuit into the right atrium of the heart, then into the right ventricle. Blood then enters the pulmonary circuit, and is oxygenated by the lungs. From the pulmonary circuit, blood re-enters the heart through the left atrium.

REWORDED BY ME:

Blood is pumped into the right atrium of the heart from veins in the systemic circuit, then into the right ventricle. The blood next enters the pulmonary circuit, where the lungs oxygenate it. The left atrium is where blood returns to the heart from the pulmonary circuit.

Explanation:

I really hope this helped in some way <3 have a good morning:)

2. A hypothesis is an educated guess based upon observation. It is an
explanation of a single event based upon what is observed. A hypothesis has not
been proved but can be supported by experimentation.
a) Suppose that out of 10 trees planted in a yard, only five survived. What kind of
hypothesis could you make about this observation or event? Remember that a
hypothesis needs to have a certain format. (2 points)
I

Answers

Answer:

I could make a hypothesis like the other five didn't have enough sunlight

Explanation:

I would say that because the five could have been in the shade. it could have also been that they didn't get enough water

Answer:

Brainliest pls

Explanation:

Based upon the experience with the trees, I’d make the hypothesis that my yard was not sustainable enough to support all of the trees, so only half lived.

(50 points) An explanation or statement that has been heavily tested and is supported by a large body of evidence is called a -

Answers

Answer:

[tex]\huge\boxed{\sf Scientific \ theory}[/tex]

Explanation:

A scientific theory:

is a well-explained piece of information.is supported by great evidence.is heavily tested.has never been proved wrong.explains why any natural phenomenon occur.

[tex]\rule[225]{225}{2}[/tex]

what is a cell division? whats another name for a cell division?

Answers

When an organism's tiny building blocks undergo a process of splitting into two parts, that's cell division. Another name for cell division is "mitosis."

If you study biology, you'll learn about cell division, when a cell divides into two smaller "daughter cells." During cell division, all the tiny elements of the cell also divide — including the cell's chromosomes, nucleus, and mitochondria. The new cells are genetically identical to the original cell. In addition to mitosis, the simple division of one cell into two, there's also meiosis, when a cell splits into four new cells, each with half the original number of chromosomes.

Hope I helped: Lemon Lex,

The close contact between newborns and family members allow them to become ________ with microbes that become established as their microbiota. (

Answers

The statement is completed as"The close contact between newborns and family members allows them to become contaminated with microbes that become established as their microbiota."

What is microbiota?

Generally, a microbiota is simply defined as microscopic organisms found in a specific environment,

In conclusion, the function of microbiota includes direct competition for limited nutrients and modulation of host immune responses, to protect the intestine.

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PLEASE HELP!!! 20 POINTS
which organism most likely has 1% of the suns energy available for its use?

Answers

Answer:

snake

Explanation:

snake because it's the only organism that only eats organisms containing 10%

while the hawk can have 1% of the suns energy from eating a bird with 10%, it also has the chance to only have 0.1% if it eats a bird that had eaten bugs

How many molecules of carbon dioxide are used up by the plant in producing each molecule of oxygen

Answers

1

6CO2 + 6H2O → C6H12O6 + 6O2

Typically, amides will hydrolyze under ________ conditions than esters.

Answers

Typically, amides will hydrolyze under More vigorous  conditions than esters

What are Amides ?

Amides are inorganic compounds that contain the group C(O)NH₂, It is derived by replacing a hydrogen atom by a metal which contains NH2−.

Amides require strong conditions for the process of hydrolysis with acid when compared to hydrolysis of esters with acid.

Hence we can conclude that Typically, amides will hydrolyze under More vigorous  conditions than esters

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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

Answers

Milton Erickson is the researcher who theorized the hypnosis that comes out form the roleplay between hypnotist and subject.

What do you mean by Hypnosis?

Hypnosis may be defined as a state that corresponds to sleep but is caused by a person whose directions are readily accepted by the subject.

Milton Erickson performed a lot of research on the concept of hypnotism. He specializes in hypnotism and the unconscious state of mind to a larger extent.

Therefore, Milton Erickson is the researcher who theorized the hypnosis that comes out form the roleplay between hypnotist and subject.

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Select the correct answer. which important biochemical process receives a supply of nad ions from the fermentation process during anaerobic respiration? a. calvin cycle b. electron transport system c. glycolysis d. krebs cycle e. proton pump mechanism

Answers

Glycolysis
Explanation;
Glycolysis is the process by which glucose is broken down to two pyruvat6e molecules. It is the first phase of cellular respiration and occurs in both aerobic respiration and anaerobic respiration.
However, during anerobic respiration or fermentation, pyruvate molecules from glycolysis are not converted to acetyl CoA but they are converted to lactate by lactate dehydrogenase.
During the reduction of pyruvate to lactate NAD+ is regenerated from NADH of glycolysis, this NAD+ is taken back to drive more glycolysis and produce more energy for the cells.

Answer: the answer is c

Who leaves the golden apple at the wedding of peleus and thetis?.

Answers

Answer:

I saw this question before, I think the answer was Eris

Explanation:

Hope this helps:)....if not then sorry for wasting your time and may God bless you:)

What similar purposes do a chicken wing and a human arm have in common?

Answers

Answer: Chicken wings and human arms have muscles.

Explanation:

what are the 3 categories of nutrients?

Answers

Answer:

I thought there were only two; macronutrients and micronutrients

Explanation:

fats, carbohydrates and proteins

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1. A hydrocarbon with this formula C4H6 is what?a. indeterminateb. s unstablec. is somewhat reactived. is chemically inert2. Why does carbon form covalent bonds?a. It has the ability to release 4 electrons to another atom.b. It has the ability to pull 4 electrons from another atom.c. It has a strong electronegativity.d. It will usually bond to multiple atoms which can provide a total of 4 additional electrons. When did the military establish an authoritarian goverment in japan? after the great depression just before the great depression during the great depression long before the great depression paid well, HELP I need someone with tangent knowledge... What is the value of K? TODAY'S BRAIN TEASERSolve it and gain 50 points plus BRAINLIEST Solve any two questions out of threeWRONG COPIED OR SPAM WILL BE INTOLERABLE SO SO SO NOT WASTE TIME IF YOU DON'T KNOW GOOD LUCK 11. Fish are most closely related to which other vertebate? Choose the most likely answer from studying the embryos above. *A. HumansB. BirdsC. ReptilesD. Amphibians 35) Use a formula to find the area of the figure.a15 in.7 in.20 in. Based on pythagorean identities, which equation is true? Help guysI realy need help I will report you if you give me the wrong answer How do you feel when you see poverty around the world Most Russians live in theof the countrypartA. northeasternB. southwesternC. northwestern How do you "pray without ceasing" in your life? A wind older than the mountainshe's stronger than a giantshe's like a soft fountainthough I wish she'd be quietthe wind eats me awayshe's the key to my heartshould she savor the stay?or should she depart?her smile is my kryptonitepitter-patter as she moveswill she be here tonight?but sadly my heart disapproves.Wheres the metaphor? A cylindrical piece of iron pipe is shown below. the wall of the pipe is 0.75 inch thick, and the pipe is open at both ends: the figure shows a cylinder of height 16 inches and diameter 6 inches. what is the approximate inside volume of the pipe? 113 cubic inches 452 cubic inches 410 cubic inches 254 cubic inches A company's product is very complex, and there is value in having employees develop deep expertise in each aspect of the production process. Which organizational structure would foster deep, specialized knowledge Which of the following statements about global climate models (GCMs) is true?A. GCMs model a large set of interacting variables and are based on a number of underlying assumptions.B. GCMs require access to adequately powerful supercomputers.C. GCMs are sophisticated computer simulations.D. GCMs allow scientists to make predictions about future climate.E. all of the above cual es la inversa de la funcion f(x) = -1/2 (x + 3 ) What force does the absolute pressure of sea water at a depth of 9400 m exert on the outside of a circular submarine window of radius 44.0 cm? the density of sea water is 1025 kg/m^3. report your answer in newtons. The sleep of reason produces monsters by francisco de goya. a man sits in a chair with his head on a desk. owls and winged creatures fly around and surround the sleeping man. in the painting above, the artist suggests that when ________ sleeps, monstrous things will happen. URGENT URGENT URGENT URGENT URGENT URGENT URGENT URGENT URGENT!!!!!!!Plans for a new apartment complex call for buildings directly across the fence from each other to be congruent. This computer printout shows Building A. if the vertices of Building B are located at (2x1,2y1),(2x2,2y2),(2x3,2y3), and (2x4,2y4), will building B be congruent to Building A?