4. How do enzymes affect the speed of a chemical reaction?

Answers

Answer 1

Answer:

Enzymes are biological catalysts. Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. Thus enzymes speed up reactions by lowering activation energy.

Explanation:


Related Questions

What are 3 parts that plant cells have that animal cells do not have

Answers

Answer:

Vacuole

Chloroplast

Cell wall

Explanation:

answer asap plz i need this for my a

Answers

They are reactants because they are present before the reaction.

ILL GIVE U BRAINLYIST

Answers

Answer:

D I think I'm not too sure

Do plants need to eat?Or do they acquire energy through a method different from animals?Write down the differences on how a tree and an ostrich acquire the energy they need for survival.

Answers

For the first half of your question, plants do need to eat. In fact, they are autotrophs, which means they are self feeders.

Plants acquire energy through a method known as photosynthesis which is different from animals. Plants make their food from the process called photosynthesis as they are autotrophs while animals depend on their food on plants and they are called herbivores.

What are Autotrophs?

Autotrophs are the organism that can produce its own food using light, water and carbon dioxide or some other chemicals. They are also known as primary producers.

The most familiar type of autotrophs are plant but apart from plants many different types of autotrophic organisms are there. For example, algae which live in water, phytoplankton which live in ocean and some type of bacteria.

Mostly autotrophs used the process called photosynthesis to make their own food. In this process, Autotrophs used energy from the Sun to convert water obtained from the soil and carbon dioxide obtained from the air to produce a carbohydrate called Glucose . It give energy to the plant.

Some rare autotrophs produces food through a process called Chemosynthesis . In this process, they make their own food using energy from chemical reaction combining Hydrogen Sulphide or Methane with oxygen . Organism that uses Chemosynthesis for making their food lives in extreme environment . For example, Bacteria live in active volcanoes oxidize sulphur to produce their own food.

Thus, plants acquire energy through a method known as photosynthesis which is different from animals. Plants make their food from the process called photosynthesis as they are autotrophs while animals depend on their food on plants and they are called herbivores.

Learn more about Autotrophs, here:

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What is one use for
microwaves?
Gama Bay
10-12
A. Radar
B. Medical imaging
1020
C. Thermal imaging cameras

Answers

Answer:

a radar

Explanation:

....................

Hello please answer this really fast all of the screen shots will be in the comments I will give 90 points to who ever answers it really fast​

Answers

Answer:

Where? Where are your questions? Attach the questions.

Answer: bro where is the question ???

Explanation:

what organization has classified countries as developing or developed?

Answers

The United Nations..


I have a test in a couple days and I still don’t know how to do this stuffsomeone teach mee
!(points given)!

Answers

- P P
p Pp Pp
p Pp Pp

Hom0zygous dominant: 0/4 or 0%
Heterozygous: 4/4 or 100%
Hom0zygous recessive: 0/4 or 0%

Probability of purple: 4/4 or 100%
Probability of white: 0/4 or 0%

What is the function of the organelle identified in the picture

Answers

Answer:

An organelle is a subcellular structure that has one or more specific jobs to perform in the cell, much like an organ does in the body. Among the more important cell organelles are the nuclei, which store genetic information; mitochondria, which produce chemical energy; and ribosomes, which assemble proteins.

Explanation:

Read this paragraph from the passage “True or False: Can You Trust Your Memory?”:

“In my view, the similarities [in memory brain activity] outweigh the differences,” adds McDermott. “It’s really not possible at this point in time to reliably distinguish between real and false memories.”

Now read the paragraph below from “The Mind in the Machine.” As you read, think about how the information in the two paragraphs relate to one another. Which sentence from the text supports that artificial intelligence likely would have trouble distinguishing a true memory from a false memory?


a. The human brain has always been an important source of inspiration for computer scientists.

b. It’s the best example we have of an intelligence machine.

c. This approach roughly mimics the way the brain processes information.

d. Recently, AI has taken huge steps forward thanks to a technique called deep learning.

Answers

Answer:

trvy uey uue urur urieu ieirii

Can someone PLEASE help me with this question!?

Answers

What’s the picture of the fish I can help

There are 3 main types of Soil Textures: Clay, Sand, & A Fine B. Loam O C. Coarse 0 D. Silt​

Answers

I think it’s D.silt but don’t get me wrong it just seems right because we are talking about soil

please solve question 5​

Answers

It’s number 4 I believe please give me Brainlest
I’m pretty sure it’s 4

Consider the generalized cladogram of fish.

A cladogram is shown. At point B, the organism shares jaws but not bones.

A fossilized fish is found that has jaws but no true bones. Where does this fossil belong on the cladogram?
A
B
C
D

Answers

Answer:

A

Explanation:

Answer:

D

Explanation:

yes

what is means coordination in life process​

Answers

Answer:

Different life processes like digestion, respiration, excretion and circulation are inbuilt in the body at specific places to carry out their specific functions in a coordinated manner.

someone please help me I WITH THIS ILL GIVE U BRAINLY IF UR RIGHT

Answers

Answer:

I think its B

Explanation:

I know it not C or D bc when it comes to multiple choices questions you can always cross out two. Then this leaves A or B. I think its is B bc on the top it says "shows the relation".

Let me know if i got it right. Sorry if you got it wrong

Explain in your own words why a dominant trait is not always a common trait.

Answers

Answer:

Describing a trait as dominant does not mean it is the most common; it means that it is expressed over the recessive trait. For example, tongue rolling is a dominant trait, controlled by the dominant version of a particular gene (R). Individuals with one or two copies of R will exhibit tongue rolling.

What is the effect of photosynthesis in the carbon cycle?
Select one:

It adds carbons to the atmosphere in the form of carbon dioxide.

It removes carbon from the atmosphere and stores it as water.

It removes carbon from the atmosphere and stores it as glucose.

It adds carbon to the atmosphere in the form of glucose.


URGENT!

Answers

Answer:

option C is correct answer of this question

In a certain species of mammals, gray fur (G) is dominant to white fur (8) and brown eyes (B) are
dominant to blue eyes (b). An animal with white fur and blue eyes is crossed with an animal that has
gray fur and brown eyes (GGBb). What trait will appear in all of the offspring of this mating?

Answers

Gray fur (G) because one parent has GG. Even if the other parent has gg, all the offspring will have Gg and G is dominant.

Gray fur (G) trait will appear in all of the offspring of this mating.

This is because one parent has GG. Even if the other parent has gg, all the offspring will have Gg and G is dominant.

Dominant and Recessive traits:

Dominant and recessive traits exist when a trait has two different forms at the gene level.

The trait that first appears or is visibly expressed in the organism is called the dominant trait. The trait that is present at the gene level but is masked and does not show itself in the organism is called the recessive trait.

Learn more:

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The esophagus is shaped like a tube and carries food from the mouth to the stomach.

Answers

Answer:

true

-Sumin <3

Answer:

tr

Explanation:

Which of the following is not an example of mutualism?


Plsss help

Answers

Answer:

D. Conifers and Grasses spreading their pollen with the wind.

Explanation:

Let's start with what mutualism is. Mutualism is when both parties of a relationship benefits. So, when you go to the doctor, this would be mutualism. The doctor is getting paid, and you are getting healthy. Both sides benefit!

Now let's go thrugh out examples.

Moths drinking nectar and pollinating night blossoming flowers: The moths get fed (nectar), and the plants get pollinated (their whole purpose). Both sides benefit.

Bees drinking nectar and pollinating many angiosperms of food supply: This option might seem confusing because of the term angiosperm. I promise it isn't! Ignore angiosperm. Bees are drinking nectar -> they benefit. The other thing is getting pollinated. All plants like getting pollinated, no matter their fancy name. So both sides benefit!

Beekeepers maintaining colonies of bees and moving them to different farms and orchards: This one might also have been hard, because it requires sme critical thinking. Let's look at the beekeepers first. Beekeepers make money off of honey when they have bees, so they benefit. But do bees benefit in this relationship? Yes! Bees like having lots of plants to pick from to get their pollen. By being moved to an area with lots of plants, they get more pollen, so they benefit!

Now, we know the last one HAS to be right. But let's go through it anyways.

Conifers and Grasses spreading their pollen with the wind: Right away we know the conifers and grasses are benefitting. They want to spread their pollen- why else would they do it? But, to be mutualism, another party has to be benefitting. In this equation, there is no other party. Maybe you thought the win, or maybe you thought of the fields. What are they getting out of this relationship? Nothing. This is not mutualism.

Hope this helps and feel free to ask for any more clarification!

Which property is a physical property? *
Malleable
Molds quickly
Easy to digest
Does not burn

Answers

D) Does not burn

Explanation:

cause that's physical duh

i think it would be Does not burn.

One day while hiking, Maria found a rock in the wall of a canyon. In the rock, she noticed an impression of a leaf. Which answer best describes what Maria has found?
ODNA
O fossil
O genetic evidence
O developmental pattern

Answers

Answer:

B. Fossil

Explanation:

According to National Geographic, "Fossils are the preserved remains, or traces of remains, of ancient organisms." When you find the impression of a leaf, the leaf imprint is the preserved remains of the leaf.

Answer:

Fossil

Explanation:

I've had this question on my test

Color-blindness is a X-linked recessive disorder. under what circumstances will manifest in a child?

A) if the child is a male and it's mother has the recessive allele
B) if the child is a female and it's father has the recessive allele
C) If the child is a female and it's mother has the recessive allele
D) If the child is male and it's father has the recessive allele​

Answers

Answer: A

Explanation: the gene can only be passed on the x gene, so if you are a male, you only have one x gene, so it dominates without the presence of another x gene

Answer:

A

Explanation:

because males are XY and females are XX, if two people have a son, he will receive a Y chromosome from his father and an X chromosome from his mother, if one of her alleles is recessive color blindness, there is a chance he could be color blind.

A broken bone can heal itself in a few weeks
Asexual reproduction
Sexual reproduction

Answers

Answer:

Asexual reproduction

Explanation:

It is Asexual reproduction. Because of miosis and mitosis, the bone can heal by itself after a few weeks.

Someone plz help
Giving brainliest

Answers

Answer:

What are the instructions? Let me know so I can help in the comments :)

Organisms are divided into different kingdoms based on differences in their characteristics. Two major characteristics that scientists
use to determine which kingdom an organism belongs to are
ability to make food and ability to swim.
OA
OB ability to swim and number of cells.
OC.
ability to fly and size of organism.
OD
ability to make food and number of cells.

Answers

Answer:

A. ability to make food and ability to swim

Explanation:

Living organisms have been grouped into an hierarchical system of classification that begins with the kingdom, which is the most inclusive taxon. Organisms were placed into kingdoms based on two major criteria namely; their nutrition and mobility.

Their nutrition depends on their ability to make food by themselves (autotrophic) or not (heterotrophic) while their mobility depends on their possession of structures for locomotion.

called CF is a condition that causes excess mucus production in the lungs and if untreated causes early death. CF is caused by a deletion of 3 letters in the gene sequence. How might this deletion cause excessive mucus production?

Answers

Answer:

The correct answer is - by absorbing too much sodium and water into the cells in the respiratory system.

Explanation:

Cystic fibrosis or CF is a genetic disorder that is caused by the presence of two defective genes that leads to the production of thick and sticky mucus in an individual that affects the respiratory and digestive system by clogging mucus in it.

Due to defective genes, there is an abnormal electrolyte transport system develops in which cells of the respiratory system including the lungs absorb an excessive amount of salt (sodium) and water. It all caused by deletion of the three letters which means an amino acid from a gene that leads to the disruption of the protein that controls the production of the mucus and abnormal electrolyte transport.

Experiments can be carried out only in a science lab.
TRUE OR FALSE.

Answers

Answer:

False

Explanation:

i hope i am right

The division of the organelles of eukaryotic cells into separate sections according to their processes is known as?
A. Sectioning
B. Separation
C. Partitioning
D. Compartmentalization.

Answers

Answer:

A. Sectioning

Explanation:

I hope it helps

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does anyone know how to find answers for theatre questions? PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!SHOW THE WORK PLSSS Helppppp please Which phrase best completes the diagram?Physical geographyof northern Africa?Forested mountainsLong coastlinesO A. Lots of fertile soil B. Seasonal monsoonsO C. Limited access to waterD. Polar climate Who ever answers this first gets brainly How would a certain gender/race equity deal with biodiversity in an ecosystem? How many minutes does it take Lexus to skateboard 2 1/2 miles? Bilingual-bicultural education embraces a school of thinking that posits deafness as a cultural - not a medical - Issue. What does this mean aboutASL and English?.They are both essential languages for any modern career person.B. They are basically the same language..They are completely unequal languages in terms of Importance.They are both equally valid languages.ODOk Which element has the larger ionization energy element E or Element M??? 4(3m+9-7) I need help plz Examine this supply and demand graph for a product. What is theapproximate equilibrium price for the product?Demand$SSupply$4Price$1O12453Quantity The diagram shows the electron configuration around the chlorine nucleus. Chlorine has 17 protons.CIWhich of the following correctly completes the statement?Chlorine has valence electrons, and the effective nuclear charge, Zett, for the chlorine atom shown isO A. 7,7+OB. 7,7-O C. 10,7-D. 17, 7+ How is labor closely associated with capital? As their financial advisor, what part of Kyle and Lindas financial plan would you encourage them to work on and why?a.Their plan for managing income.Their net cash flow is negative.b.Their plan for managing their liquidity.They are not prepared for emergencies.c.Their plan for retirement.They dont contribute enough to meet their long term goals.d.Their plan for protecting their assets.They should have life insurance on Linda. if I go into the store with $26 and I leave and come out with $11.70 how much did I spend Easy Spanish homeworkIrregular pretrrite verbs: it, ser The broadcast news test advises corporate executives to _______. Multiple Choice Make certain that the things they do that are questionable do not end up on the front page of the newspaper or in the media to preserve the appearance of good ethics and meet the bottom line goal of profits Test all corporate policy by the standards of good publicity; that is, only do those things that will increase corporate bottom line profits by leading to good publicity Only do those things in secret that you would not mind becoming public, that is, showing up in the broadcast news All of the answer choices are correct Irregular affirmative TU commands. Compare and contrast daily life in North Korea and the United States. I WILL MARK BRAINLIEST IF RIGHTIt's DUE IN 40 MINUTESThis World War II poster was designed to encourage Americans to avoid sharing information that could hurt the war effort. Analyze the types of appeal used in the poster. Use your findings and examples from the poster to explain whether this is an argument or persuasion. Answer in a minimum of three complete sentences. hi I have a few questions their pretty easy :, its worth all my points you get brainliest if I pass.Which illness does the symptoms of a blistery rash, sneezing and coughing suggest?strep throatchickenpoxinfluenzaa coldWhich term means harmful bacteria are being produced in the body?virusestoxinsprotozoafungiWhat does the body produce to help fight diseases?virusesantibodiesinsulintoxins Which organ produces insulin?pancreaskidneyliverheartWhich term is used to describe the defenses keeping pathogens from entering the body?insulinimmunizationresistancevaccineWhich treatment for diabetes can patients receive through syringes and pumps?insulinimmunizationsimmunitycarcinogensWhich type of organisms are antibiotics effective against?insulincarcinogensvirusesbacteriaWhich treatment gives immunity against a disease?carcinogensinsulinantibioticsimmunizationsWhich type of risk factor is common in an area with polluted air?environmentalhereditarycarcinogenicbehavioralWhich term can be a carcinogen?leukemiaantibioticdiabeteschemical