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
Vinil7 [7]
3 years ago
7

4. A chemical or physical agent in the environment

Biology
2 answers:
Georgia [21]3 years ago
8 0

Answer:

Mutagen

Explanation:

In genetics, a mutagen is a physical or chemical agent that changes the genetic material, usually DNA, of an organism and thus increases the frequency of mutations above the natural background level. 

Alina [70]3 years ago
3 0

Answer:

Mutagen

Explanation:

You might be interested in
In the carbon cycle, plants use energy from the sun to convert
Bingel [31]
Plant uses sun energy to convert the carbondiode into energy
5 0
3 years ago
Which one of the following answers has clear ectoplasm, pseudopodium, nucleus, contractile vacuole, cell membrane, and granular
kati45 [8]
B . Animalia is the answer for your answer
3 0
2 years ago
Read 2 more answers
Which of the following activities can be directly linked to desertification? (1 point)
Serggg [28]

Answer:

I and II

Explanation:

I. irrigation of cropland   &   II. harvest of biomass for energy

7 0
3 years ago
Read 2 more answers
Expected prevalence of a disease is:______.
goldfiish [28.3K]

Answer: c) the anticipated geographical spread of a disease based on past observances.

Explanation: Prevalence simply means the widespread of a thing or condition. In epidemiology, prevalence can be defined as the total number of people in a population that is affected by a medical condition or total number of cases of a disease in a population in a given period of time.

Expected prevalence of a disease is therefore the anticipated widespread of a disease or the anticipated total number of cases of a disease in a population based on past observed incidences.

5 0
3 years ago
5 factors that affect lung capacity
pogonyaev
Age- younger people have smaller capacity
gender-males have larger capacity
muscle mass
aerobic fitness
diseases of the respitorary system
6 0
3 years ago
Other questions:
  • Why do think a disposable copy of the DNA code is necessary for protein synthesis
    8·1 answer
  • If the germs in a vaccine we're not dead or deactivated then the vaccine would
    8·1 answer
  • Why do the cells in all living things need energy?
    13·1 answer
  • Which are examples of the discrimination that European Jews endured throughout history
    10·1 answer
  • Homozygotes with two sickle-cell alleles are selected against because of mortality. However, heterozygotes for sickle-cell allel
    9·2 answers
  • In animals, glucose is absorbed from the gut into intestinal cells against its concentration of gradient. This one-way process r
    8·2 answers
  • What is the function of the glycoprotein molecule in the cell membrane?
    7·2 answers
  • A cell in G1 of interphase has 12 chromosomes. How many chromosomes and DNA molecules will be found per cell when this original
    7·1 answer
  • This is the question I need help with.
    14·1 answer
  • What was Hans Molisch’s hypothesis?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!