1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Y_Kistochka [10]
3 years ago
9

A catalyst is a substance that does what?

Biology
1 answer:
inysia [295]3 years ago
5 0

The answer is C. A catalyst speeds up the rate of a chemical reaction. However, it is not consumed during the course of the day.

You might be interested in
Two intermediates of the sterol biosynthesis pathway, isopentenyl diphosphate and dimethylallyl diphosphate, are used by archaea
Usimov [2.4K]
Two intermediates of the sterol biosynthesis pathway, isopentenyl diphosphate and dimethylallyl diphosphate, are used by archaea in the biosynthesis of  isoprenoids. Isoprenoids are organic compounds <span> which play widely varying roles in the physiological processes of plants and animals.</span>
4 0
3 years ago
Choose the correct answer to complete the sentence. The animal group classified as being the most critically endangered is the _
Volgvan

The best and most correct answer among the choices provided by your question is the fourth choice or letter D. Reptiles are the most critically endangered animal group. Their population is threatened due to illegal activities done by man like poaching. 

I hope my answer has come to your help. Thank you for posting your question here in Brainly.





4 0
4 years ago
Read 2 more answers
What kingdom did the first organism on Earth belong to?
Mrac [35]

archaebacteria

Explanation:

The first organism on earth belonged to the archaebacteria kingdom. They were the first group of organisms that colonized the surface of the earth.

  • They are of three major types methanogens, halophilic and thermoacedophilic.
  • The first archaebacteria that evolved separately from bacteria and blue-green algae.
  • They formed billion of year of ago.
  • They lacked the characteristics of a true cell and they are known to be prokaryotes.

Learn more:

Kingdom of life brainly.com/question/5186929

#learnwithBrainly

7 0
4 years ago
Play tectonic theory states that the continents move around on the earths crust drifting in response to forces within the earths
Over [174]
These or some hardcore questions lol where is this from ?
6 0
3 years ago
What is the electron cloud?
Alecsey [184]

Answer:

Description

An electron cloud is the region of negative charge surrounding an atomic nucleus that is associated with an atomic orbital. It is defined mathematically, describing a region with a high probability of containing electrons.

7 0
3 years ago
Other questions:
  • An embryo is found in a plant's _____.
    7·2 answers
  • In what ways do organelles make a cell more efficient
    14·2 answers
  • 20 POINTS!! How does a DNA molecule make a copy of itself?
    13·2 answers
  • Why do people lose more water in dry desert climates?
    13·1 answer
  • Mrs. hernandez has considerable pain and swelling in her wrists, fingers, and knees. it is becoming very difficult for her to ma
    9·1 answer
  • "the existence of two or more disorders at the same time is called "_____.
    6·1 answer
  • How do you calculate a scale for your drawing when using a microscope?
    11·1 answer
  • According to the gene-chromosome theory, witch statement is true...
    11·1 answer
  • One type of muscular dystrophy, Duchenne muscular dystrophy, is is an inherited condition that usually only affects boys. Muscle
    14·2 answers
  • Does DNA undergoes translation to produce proteins . RNA undergoes mutation to produce cell walls
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!