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
Furkat [3]
3 years ago
5

The Ames test is used to identify potential carcinogens. A compound tested resulted in a few scattered colonies growing on the m

edia, similar to the control plate with no disk. What does this result imply? A. The compound in the disk is so toxic that it inhibits almost all growth on the plate.B. The few colonies that grew are resistant to the compound.C. The few colonies that grew contain reversion mutations that allow them to grow on media without histidine.D. The compound in the disk is not mutagenic so there was no increase in the reversion rate.
Biology
1 answer:
alexandr402 [8]3 years ago
6 0

Answer:

The correct answer is option D.

Explanation:

In the given case, a similar amount of colonies is witnessed in both control as well as the test plate. This concludes that it does not influence the organism, thus, there was no enhancement in the rate of reversion, that is, the number of colonies in the test plate does not get decrease. Thus, the compound in the disc is not mutagenic as there was no increase in the reversion rate.

You might be interested in
list three characteristics that are used to describe a population (ANSWER QUICK AND I'LL MARK BRAINLIEST)!
olya-2409 [2.1K]
Living, populated, and thriving
6 0
3 years ago
Veins have valves which allow blood to flow only in one direction. Arteries do not have valves. Yet the blood flows in one direc
Valentin [98]

Answer:

Arteries carry oxygenated blood away from the heart. Veins carry the blood back to the heart. Veins contain valves that ensure blood flows in only one direction. Arteries don’t require valves because pressure from the heart is so strong that blood is only able to flow in one direction.

Explanation:

8 0
3 years ago
Read 2 more answers
Fossil belong on the cladogram?
Natasha_Volkova [10]
No, cladograms deal with living species.
8 0
3 years ago
Read 2 more answers
Does the PLANT CELL have CHLOROPLASTS?<br> A. Yes<br> B. No
babymother [125]
The answer is A: yes
Hope this helps
6 0
3 years ago
A biologist is in the process of classifying a newly discovered fungus. The fungus is a decomposer and has saclike
tester [92]

Answer:

A biologist is in the process of classifying a newly discovered fungus. The fungus is a decomposer and has saclike structures. To which group does the organism most likely belong? fungi that makes blue cheese ... These statements compare and contrast Ascomycota and Basidiomycota

The fungus is a decomposer and has saclike structures. To which group does the organism most likely belong? ... D.fungi that are autotrophic decomposers. See answers (2). Ask for details; Follow; Report ... a survival advantage because it reduces competition over resources between individual fish of the same species.

hope this helps

6 0
3 years ago
Read 2 more answers
Other questions:
  • This is the period during the cell cycle when the cell is neither preparing for cell division nor dividing; it is growing while
    9·1 answer
  • How do the Earth and Moon compare in terms of gravitational force?
    15·2 answers
  • The number of protons plus neutrons in an atom added together equals the atomic mass of an element. true or false
    15·2 answers
  • WILL GIVE A BRAINLEST
    11·1 answer
  • help plss! What is metabolism? Provide a real-life example of metabolism to support your description.
    15·2 answers
  • There are two main ways in which molecules are transported into and out of cells, active transport and passive transport. Which
    7·2 answers
  • Is a virus a living organism? Why?
    5·1 answer
  • How could Protein Synthesis be better? <br> 8 paragraph
    12·1 answer
  • Explain why most enzymes perform poorly at low temperatures​
    14·1 answer
  • What was the purpose of the vinegar In the third trial?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!