Which best describes how an enzyme affects the rate of a chemical reaction? Group of answer choices It changes the products created in the reaction. It increases the temperature of the reaction. It causes the reaction to proceed in an unfavorable direction. It lowers the activation energy of the reaction.

Answers

Answer 1

Answer:

It increases the temperature of the reaction.

Explanation:

Enzymes increase the speed of the chemical reaction. The reaction usually gets faster when the temperature is high. As a result, I think that this is the best choice of all.


Related Questions

Glycogen synthetase kinase 3 beta is a protein kinase that has been implicated in many types of cancer. Depending on the cell type, the gene for glycogen synthetase kinase 3 beta (GSK38) can act ether as an oncogene or as a tumor suppressor. Which of the following best predicts how GSK 98 mutations can lead to the development of cancer? A Cells with inactive GSK 38 fail to trigger apoptosis. B Cells with inactive GSK 38 fail to proceed past the G2/M checkpoint. с Cells with overactive GSK 98 are more likely to repair DNA damage. Cells with overactive GSK 38 have longer cell cycles.​

Answers

Answer:

A Cells with inactive GSK 38 fail to trigger apoptosis

Explanation:

Apoptosis is defined as the process of programmed death cell. Tumor cells are capable of evading apoptosis, thereby leading to uncontrolled cell proliferation. Glycogen synthase kinase 3 (GSK-3) is a protein kinase that phosphorylates serine and threonine amino acid residues on different substrates, thus activating different signaling pathways and having different biological functions. The GSK-3-mediated phosphorylation on different substrates may lead to the activation or inactivation of apoptosis depending on the cell type. Thus, GSK-3 has a dual activity and functions as a tumor suppressor and oncoprotein.

Polygenic Inheritance is when traits are controlled by two or more genes. True False

Answers

This is true :) I hope this helps

what is the effect of glucagon?​

Answers

The effect of glucagon can get you nausea, vomiting, headaces, rhinorrhea and nasal pain.

Which process is identified by number 1 in the diagram and where in the cell does this process occur?
DNA
mRNA
Protein
1
2
O replication; during the cell cycle
O transcription; in the nucleus of the cell
translation; at the ribosome
transcription; at the ribosome

Answers

Correct answer - Translation, at ribosome.

Why? - In molecular biology and genetics, translation is the process in which ribosomes in the cytoplasm or endoplasmic reticulum synthesize proteins after the process of transcription of DNA to RNA in the cell's nucleus. The entire process is called gene expression.

The process is identified by number 1 in the diagram and where in the cell does this process occur is translation, at the ribosome. Thus option 3 is correct.

What is translation?

Translation is defined as the process by which a messenger RNA (mRNA) molecule's sequence is converted into an amino acid sequence during protein synthesis.

It is also be defined as when DNA is converted to RNA in the cell's nucleus, the process through which ribosomes in the cytoplasm or endoplasmic reticulum synthesize proteins. Gene expression refers to the entire process.

Initiation, elongation, and termination are the three phases of an mRNA molecule's translation by the ribosome.

Thus, the process is identified by number 1 in the diagram and where in the cell does this process occur is translation, at the ribosome. Thus option 3 is correct.

To learn more about translation, refer to the link below:

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Plz help, instructions are in the pic. i’ll give brainless

Answers

Answer:

Reproduction: Involves mixing DNA (first box)

and the other two boxes are for growth and repair!!

Hope this helped:))

Answer: The first box goes into 'Reproduction', second and third go into 'Growth and repair'.

Good luck :)

A student is presented with a model of a digestive system and is asked to remove one structure (small or large organ) that will have the largest impact on decreasing chemical digestion. Which structure should the student remove

Answers

Answer:

Small intestine

Explanation:

Digestion is the process of breaking down food molecules into simpler and usable forms by the body cells. The process of digestion involved the mechanical aspect and chemical aspect. The mechanical one deals with using physical means like chewing to break down the food particles.

However, the chemical one deals with the usage of chemically-secreted enzymes to work on the food molecules. Lots of digestive organs are involved in this chemical digestion, but, the most of chemical digestion takes place in the SMALL INTESTINE. The small intestine is where most of the chemical digestion occurs including absorption.

Hence, according to this question, the student should remove the SMALL INTESTINE because it will have the largest impact on decreasing chemical digestion.

what is something that could become an extra variable in an experiment if it is not managed properly.
A. Scientific theory
B. Scientific law
C. Constant
D. Control

Answers

Answer:

A. Scientific Theory

Explanation:

I can't breathe

What statement is true about vines in the rainforest biome?
A) They grab onto several trees to gain access to sunlight.
B) They keep the structure of the canopy intact.
C) They can grow up to 3,000 ft long.
D) All of the above
PLS HELP ASAP

Answers

Answer:

D

Explanation:

Hope this helps you complete your question :)

Protozoa are usually found in _____.

the soil
the air
water
plants

Answers

Answer:

protozoa is usually found in water

water c brainist pls

In the example about the beaver's teeth, is it possible for just one beaver to evolve and get a favorable trait in its lifetime.

A. Yes because it makes sense it would need better teeth to cut down the tree

B. No because all traits are inherited and better teeth would have to come from those beavers with a trait for better teeth

C. Yes because animals control their traits.

Answers

b is correct here but i cant see d

what 2 organisms are most closely related to eachother.....i need to know ASAP

Answers

Answer:

Family snapshot - chimps and humans are very closely related. Similarities are often easy to see when one looks at two organisms that evolved from a common ancestor, and until recently, looking at physical features and behavior was the only way to determine how closely related two organisms are.

The mass of a proton is the same as the mass of a neutron

True or false

Answers

Answer:

This statement is true.

Explanation:

Both protons and neutrons have a mass of one.

Hope this helps :)

Answer:

The proton and neutron have similar mass with the mass of the neutron slightly larger than that of the proton. Each of these particles has a mass approximately 1800 times greater than that of an electron. ... The atomic number of an element is equal to the number of protons in the nucleus of an atom of that element

Moving ridges of water on the surface of the ocean caused by wind and constantly cause weathering along the shoreline. *

Answers

Answer:

Waves

Explanation:

Waves are moving bodies of water that crash against the shore and cause erosion.

The diagram models the collision of India with the Eurasian plate. Way crustal feature began forming 10 million years ago when India collided with the Eurasian plates?

Answers

Answer:a mountain range

Explanation: because when when they crashed it created a mountain range

Answer:

B  

when they crashed it created a mountain range

What is a Metamorphic Rock?

rock that forms when existing rock changes to a new rock because of heat and pressure


rock that forms by the process of compaction and cementation of sediments


rock that forms when melted rock (magma, lava) cools and hardens


pls help

Answers

Answer: A) rock that forms when existing rock changes to a new rock because of heat and pressure ..hope this helped!

Explanation:

An earthquake occurs in which 'sphere?

Answers

Answer:it effects the biosphere and the hydroshere

Explanation: i learned this pls mark brainlist

Answer:

lithosphere

Explanation:

earthquakes are caused by shifts in the outer layers

hope that helps

Have a good day

Which mechanism of transport takes place without expending cellular energy?

Active
Hypotonic
Isotonic
Passive

Answers

Passive 123456799483762

Answer:

c

Explanation:

help, please. this is for a friend to help me with.

Answers

Explanation:

I hope this helpppppppppppp

Answer:

14. To cause cancer, proto-oncogenes require 2 allele(s) to be mutated and therefore are considered recessive. The mutation results in a gain of function.

15. To cause cancer, tumor suppressor genes require 2 allele(s) to be mutated and therefore are recessive. The mutation results in a loss of function.

How does the article "Caring for Vets Should Be National Duty," develop the central ideas that nonprofit organizations are helping veterans and that the government should take more responsibility for caring for veterans? By listing examples of nonprofit organizations and explaining how these organizations work with the government by explaining how the nonprofit organizations raise funds for veterans and describing how government programs are funded by explaining that one nonprofit has been helping veterans for over a decade and emphasizing that the government should be doing more by describing how services provided to veterans by nonprofit organizations differ from those provided by the government and stating the government services are inferior

Answers

Answer:

here you go this is just for confirmation

Explanation:

By explaining that one nonprofit has been helping veterans for over a decade and emphasizing that government should be doing more.

What are non-profit organizations?

A non-profit organization is a group that was established with the intention of making a profit, and in which no part of the organization's revenue is given to its directors, officials, or members.

Donations, grants, and membership fees are how non-profit organizations make money. Additionally, they might make money by selling branded goods. Rent or mortgage payments are examples of costs incurred by non-profit organizations.

Examples of non-profit organizations are foundations, fraternal societies, civil leagues, social clubs, recreational clubs, charitable organizations, local employee associations, etc.

Learn more about non-profit organizations, here:

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a population of 100 insects that live in an area 100 square meters has a density of 1 insect per square meter. what’s this an example of?

Answers

population density...?

how do you improve your mental health

Answers

Answer:

Talk about your feelings. Talking about your feelings can help you stay in good mental health and deal with times when you feel troubled.  

Keep active.  

Eat well.  

Drink sensibly.  

Keep in touch.  

Ask for help.  

Take a break.  

Do something you're good at.

Explanation:

What is a bacteria that is beneficial to humans and what does it do?

Answers

How will you react if I tell you that your body consists of 1 to 2.6 kg of bacteria? Shocked? Well, I can imagine your surprised face. Most people believe that bacteria are dangerous and are responsible for diseases and infections but this isn’t true. In fact the truth is, most of the bacteria are helpful in the functioning of a living body and are also capable of performing many other useful functions. These beneficial bacteria are present in huge numbers inside as well as outside our body. Well let’s check out various types of beneficial bacteria which not only help in proper functioning of our body but also contribute in many other functions in and outside the body. Some of the examples of helpful bacteria are Bifidobacterium, Rhizobium and E.coli.

Beneficial Bacteria – to Humans

Human body has millions of bacteria which participate in different functions of the body. As you know the amount of bacteria present in the body varies from 1 to 2.6 kg, this volume contains a huge number of bacteria. These bacteria can be present in all parts of the body but mostly they are found in the intestine where they help in the process of digestion. They also play a very important role in preventing bacterial infections in genital parts, like yeast infections. Some beneficial bacteria to humans are helpful in maintaining the pH of the body. Some are even involved in protecting the skin from many infections.

They are also helpful in the production of vitamin K and have an important role to play in the functioning of immune system. One of the most common bacteria which are helpful for humans is Escherichia coli. This bacteria is associated with the process of digestion. It is present in the large intestine where the maximum digestion takes place. These bacteria release enzymes which help in the process of digestion and synthesis of various vitamins and nutrients. Beneficial bacteria are also very helpful for the pregnant women. They reduce the chances of postpartum complications and also protects the baby from fungal infections.

Answer:

Probiotics are live bacteria that are good for us, that balance our good and bad intestinal bacteria, and that aid in digestion of food and help with digestive problems, such as diarrhea and bellyache. Bacteria that are examples of probiotics are Lactobacilli and Bifidobacterium.

Can someone please help
What are the advantages of asexual reproduction?

Answers

Answer:

No intercourse needed.

Explanation:

Answer:

The advantages of asexual reproduction include:

the population can increase rapidly when the conditions are favourable.

only one parent is needed.

it is more time and energy efficient as you don't need a mate.

it is faster than sexual reproduction.

Explanation:

Hope this helps u out!!

A __ fault generally occurs at a transform boundary

Answers

Answer:

A strike-slip fault generally occurs at a transform boundary

I believe the answer is Strike-slip fault.

Why does the body produce more urine on a cold day rather than a hot day if the same amount of
water is consumed?

Answers

Explanation:

During summer when the surrounding temperature is high, we lose water in the form of sweat, direct evaporation considerably. Hence kidneys retain water for maintaining fluidity of the blood and less urine is formed.

But during winter, the surrounding temperature will be very low. There will not be any sweating, no evaporation losses. Moreover to keep the body temperature constant, the blood capillaries in the skin get constricted and the blood pressure is increased. The result is that our body gets warmed up. In order to maintain the blood pressure normal, the excess water along with the wastes is excreted mostly in the form of urine. This is the reason for more urine out put and frequent urination under very cool conditions and in winter.

Delia is teaching her sister about important molecules in the body.
She tells her sister that one molecule provides a set of instructions that determines traits, such as eyecolor or hair color. Which molecule is Delia describing?
Pls help !!

Answers

Answer:

answer is A

Explanation:

10 points
One of Earth's characteristics is that it experiences seasons. Higher
temperatures result in summer and lower temperatures result in winter.
Why does the Earth experience seasons? *
A. Temperatures on Earth vary from one location to another, causing seasons.
B. Cloud cover is heavier in the winter, blocking radiation from the Sun and creating
seasons
C. As Earth revolves around the Sun, the hemisphere that is tilted toward the Sun
receives more direct sunlight, causing seasons
D. Earth's orbit around the Sun is elliptical, and Earth is farther from the Sun in winter,
resulting in seasons
Nas

Answers

Answer:

C.

Explanation:

earth's orbit around the sun is an elliptical orbit that requires about 365 1/4 days to complete. When Earth's axis points towards the sun it is summer to that hemisphere

Answer:c

Explanation:

A period in history in which human transitioned from human power, animal power and hand made goods to fissile fuel power, hydro/hydroelectric power and machine produced goods.

A. The industrial revolution
B. The agriculture revolution
C. The medical revolution
D. The American revolution

Answers

B I think if not b than a

Weak hydrogen bonds between the nitrogenous base pairs hold the two strands of DNA together. Why are the strands held together by weak hydrogen bonds instead of covalent bonds

Answers

Answer:

Explanation:

Hydrogen bonding is usually occur wen interaction with hydrogen atoms occur.

Hydrogen bonds joins DNA polymers because an hydrogen atom occur on on one base which is called hydrogen bond donors and another oxygen or nitrogen atoms on the base across from it which is called hydrogen bond acceptors.

Adenine “A” a purine and Thymine “T” a pyrimidine each have a donor and one acceptor, whereas Cytosine “C” a pyrimidine has one donor and two acceptors, and Guanine “G” a purine has one acceptor and two donors.

This atoms allows for hydrogen bond between them that gives them structure of DNA molecule.

A nucleotides is hydrogen bonded to T nucleotides while C nucleotides is hydrogen bonded to G nucleotide this is called complementary base pairing.

Give an example of how structure and function are related on the cellular level.

Answers

Answer:

Function and structure are related, because of a certain structure a living thing make contain makes the object function the way it does. ... The relationship of a structure and function is the structuring levels from molecules to organism ensure successful functioning in all living organism and living system

Explanation:

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what may happen to the body when exposed to an infection?A. your body responds by functioning normallyB. the body gets a surge of energy causing a slight increase in body temperature and you feel greatC. your body responds by raising the core body temperature causing a fever.D. nothing happens when the human body is exposed to an infection REEEEEEEEEEEEEEEEE I need help plz ;-; Pls hlp HELLO URGENT PLS HELP ME WITH THIS Directions: Prepare adjusting entries for the following; take note that the company is using the calendar year.1. The cost of electricity used for the month of December 2018 is P4,000. The electricity bill was received and paid in January 2019.2. Employees earned total salaries of P100,000 in December 2018. However, the salaries were paid only in January 2019. Solve for y.3/11=6/y Write an equivalent expression to x-9y+ 4.Choose the correct answer below.OA. X-9y+4 = 4(x - 9y + 1)OB. X-9 + 4 = x-(-9y) + 4OC. X-9y + 4 = x +4 +9yOD. 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Estimate the quotient 19 4/5 4 5/8 I dont really understand this question Im not good with English I dont understand pls help me Focus this part of your answer on the second half of the source, from line 20 to the end. A student, having read this section of the text said: The writer skilfully conveys thebleakness of the flat and the street outside. It is as if you are actually in Winstons apartment, looking out of the window with him. To what extent do you agree? In your response, you should: write about your own impressions of the street evaluate how the writer has created these impressions support your opinions with quotations from the text. Extract: It was a bright cold day in April, and the clocks were striking thirteen. Winston Smith, his chin nuzzled into his breast in an effort to escape the vile wind, slipped quickly through the glass doors of Victory Mansions, though not quickly enough to prevent a swirl of gritty dust from entering along with him. The hallway smelt of boiled cabbage and old rag mats. At one end of it a coloured poster, too large for indoor display, had been tacked to the wall. It depicted simply an enormous face, more than a metre wide: the face of a man of about forty-five, with a heavy black moustache and ruggedly handsome features. Winston made for the stairs. It was no use trying the lift. Even at the best of times it was seldom working, and at present the electric current was cut off during daylight hours. It was part of the economy drive in preparation for Hate Week. The flat was seven flights up, and Winston, who was thirty-nine and had a varicose ulcer above his right ankle, went slowly, resting several times on the way. On each landing, opposite the lift-shaft, the poster with the enormous face gazed from the wall. It was one of those pictures which are so contrived that the eyes follow you about when you move. BIG BROTHER IS WATCHING YOU, the caption beneath it ran. Inside the flat a fruity voice was reading out a list of figures which had something to do with the production of pig-iron. The voice came from an oblong metal plaque like a dulled mirror which formed part of the surface of the right-hand wall. Winston turned a switch and the voice sank somewhat, though the words were still distinguishable. The instrument (the telescreen, it was called) could be dimmed, but there was no way of shutting it off completely. He moved over to the window: a smallish, frail figure, the meagreness of his body merely emphasized by the blue overalls which were the uniform of the party. His hair was very fair, his face naturally sanguine, his skin roughened by coarse soap and blunt razor blades and the cold of the winter that had just ended. Outside, even through the shut window-pane, the world looked cold. Down in the street little eddies of wind were whirling dust and torn paper into spirals, and though the sun was shining and the sky a harsh blue, there seemed to be no colour in anything, except the posters that were plastered everywhere. The blackmoustachio'd face gazed down from every commanding corner. There was one on the house-front immediately opposite. BIG BROTHER IS WATCHING YOU, the caption said, while the dark eyes looked deep into Winston's own. Down at streetlevel another poster, torn at one corner, flapped fitfully in the wind, alternately covering and uncovering the single word INGSOC. In the far distance a helicopter skimmed down between the roofs, hovered for an instant like a bluebottle, and darted away again with a curving flight. It was the police patrol, snooping into people's windows. The patrols did not matter, however. Only the Thought Police mattered. Determine the value of x. PLZ HELP ASAP!!!Solve the inequality -20+6x>10