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
Andrews [41]
2 years ago
7

A kind of variable that a researcher purposely changes in an investigation is

Biology
1 answer:
11Alexandr11 [23.1K]2 years ago
5 0

Answer:

<h2>Independent variable </h2>

<h3>Hope it helps you </h3>

You might be interested in
Water exists on other planets in the solar system.
ELEN [110]
Liquid.

Earth can sustain life because it contains liquid water.
4 0
2 years ago
Read 2 more answers
A disease-causing bacteria successfully enters your body, making it past the first and second lines of defense. What immune espo
Anton [14]
A. chemical, because it's in your body
5 0
3 years ago
Read 2 more answers
The controlling structure of the cell that directs reproduction and determines structure and function of the cell is the
Phantasy [73]
The answer you are looking for is nucleus
3 0
2 years ago
Some microbial control agents are able to _____ cell proteins by breaking bonds that maintain the native state, three-dimensiona
Igoryamba

Answer: option A - denature

Explanation:

Microbial control agents are KNOWN to DENATURE cell proteins as a step in pathology of many diseases.

And because PROTEINS ACTIVITY depends on their three dimensional configuration, microbe attack and BREAK the bond in order to penetrate the cell membrane.

So, the ONLY right option is A

6 0
3 years ago
How much energy is transferred to the next level in a food wed?
weqwewe [10]
Only a fraction of the energy<span> available at one trophic </span>level<span>is </span>transferred to the next<span> trophic </span>level<span>; the fractions can vary between 1-15%, with an average value of 10%. Typically the numbers and biomass of organisms decreases as one ascends the </span>food chain<span>.</span>
4 0
2 years ago
Other questions:
  • 4. Only about 10 percent of the energy in an organism is passed on to the next level of a food chain. Look at this food chain: g
    8·2 answers
  • Please select the word from the list that best fits the definition.
    12·2 answers
  • Which of the following can be said about the use of agriculture?
    6·2 answers
  • Are plants a prokaryote or eukaryote
    10·2 answers
  • Why does warm soda go flat faster that chilled soda
    5·2 answers
  • A stretched bow and a compressed rubber ball both possess elastic potential energy.
    10·2 answers
  • What 3 ways do science influence society
    9·2 answers
  • Listeriosis is of particular concern for pregnant women because pregnant women are more likely than other population groups to g
    10·1 answer
  • At her initial evaluation, Ms. Jones reports that she has lost 25 pounds over the past eight months despite an increase in her a
    5·1 answer
  • Which statement about stomata is true?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!