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
aev [14]
3 years ago
11

An experiment was designed to test the effect of ultraviolet light on the growth of mold spores. A sample of mold spores was div

ided into two groups. The groups were grown under the same conditions, except that group A was exposed only to ultraviolet light and group B was grown in total darkness. What is the purpose of group B being grown in total darkness?
To limit bias

It is the dependent variable

It is the control group

To add an alternative variable
Biology
1 answer:
jenyasd209 [6]3 years ago
3 0

Answer:

C

Explanation:

You might be interested in
How does climate change threaten food availability for a growing population
morpeh [17]
Because if you are growing food and we don’t get enough rain then our crops don’t grow. We don’t have enough food for everyone
6 0
3 years ago
Can identical twins be different heights
vfiekz [6]
Yes. <span>But if you look closely, they are still not exactly the same. They will always have some physical differences due to differences in their environment. Some </span>identical twins can<span> have </span>different heights<span> and weights. This is because </span>height<span> and weight are controlled by what you eat as well your DNA.</span>
8 0
3 years ago
The movement of the tectonic plates is caused by
Licemer1 [7]
A.) Convention currents in Earth's mantle
4 0
3 years ago
Read 2 more answers
Explain how the conversation of wetlands to farmlands has impacted stream and rivers
Evgesh-ka [11]

Answer:

Wetland reduction has caused a decrease in the absorption zones for excess water. If the excess water cannot be absorbed by the soil, it increases the incidence and magnitude of flooding.

8 0
3 years ago
Read 2 more answers
What is most likely the reason the author included the description of the spoon in the hot coffee cup?
Slav-nsk [51]

Answer:

becausae they are forshadowing on something that will happen later in the book most likely but i cant tell completely unless i have the excerpt

Explanation:

4 0
3 years ago
Other questions:
  • Stem cells have the ability to divide and produce unspecified cells. They can be developed into a required tissue because of the
    14·2 answers
  • Complex carbohydrates are a source of _____.
    8·2 answers
  • What form of reproduction is shown
    10·1 answer
  • As the concentration of a specific biochemical in a sample increases the intensity measurement for that biochemical decreases. T
    15·1 answer
  • Identify the following carbohydrate:
    10·1 answer
  • in a cross between a pea plant that has smooth yellow seeds with a second plant of the same genotype, what proportion of the see
    15·1 answer
  • How does snake venom kill prey? How is venom toxicity measured?
    12·1 answer
  • How are cellular respiration and photosynthesis mutually dependent
    9·1 answer
  • Using the Gizmo, create four energy paths to explain how the toaster could get its energy.
    13·1 answer
  • How could a change in the DNA sequence of a single gene affect an organism?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!