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
Svetllana [295]
2 years ago
10

What is a control group?

Biology
2 answers:
Marina CMI [18]2 years ago
6 0

Answer:

B. An experiment that you don't change any variables.

MrRa [10]2 years ago
5 0

Answer:

B. An experiment that you don't change any variables.

Explanation:

You might be interested in
1. Explain the relationship between the loss of Arctic ice and the
Sindrei [870]

Answer:

As the ice melts in the arctic regions, the arctic sea levels and the other oceans stay the same. The weather however changes when this happens and results to the Greenland's melting ice sheet adding another 20 feet to sea level rise.

In summary, the melting of polar ice caps effects would result in sea levels rising around 220 feet or more worldwide.

This will lead to destruction of lives, houses and properties due to water submersion.

5 0
3 years ago
Read 2 more answers
How does genetic diversity affect biodiversity in an area provide an example
ra1l [238]

When humans farm large plantation of one cash crop, they reduce the biodiversity of the region because they reduce the genetic diversity of the species in the environment. A reduction in genetic diversity means that the genetic variability of the species is reduced  hence there are fewer sub-species in the environment. This ultimately reduces the biodiversity of the ecosystem -  which is the variability among all the living organisms in the environment.

8 0
3 years ago
Please tell me how does water flow through sponges in order​
polet [3.4K]

Answer:

Small and tube shaped, water enters the sponge through dermal pores and flows into the atrium. Choanocyte flagella create the current to expel it through a single osculum. Note that water enters the sponge through a modified cell known as a porocyte.

Explanation:

Hope this helped, Have a Wonderful Day!!

5 0
2 years ago
What is the difference between Darwin's theory of evolution and Lamarck's theory of evolution ?
nekit [7.7K]
Darwin believed that organisms changed gradually over time,but Lamarck thought they changed suddenly.Lamarck believed that organisms could acquire characteristics during their lifetime that they could pass down to their offspring,but Darwin did not believe these traits could be passed down.Darwin believed that species are still changing,but Lamarck believed they had stopped.Lamarck believed that evolution occurred randomly,but Darwin thought it was the result of predetermined plan.Hope this help you!
7 0
3 years ago
Which of the following statements provides an example of responsiveness?​
vovikov84 [41]
I was wondering too??
7 0
3 years ago
Other questions:
  • How is the inside surface area maximized in each animal dogfish shark?
    15·1 answer
  • What is considered the first symbolic artifact found
    14·1 answer
  • Using an example (from class or another) and one of the forms of evolution, explain in a short paragraph the true scientific mea
    13·1 answer
  • Fish developed many characteristics for survival. Match the parts of the fish to their correct functions.
    5·1 answer
  • Using the weather data seen in this map of a section of the English countryside, how would you describe the current weather?
    8·1 answer
  • How would plants and animals in the rainforest get affected
    15·1 answer
  • Where is the energy in the products of photosynthesis?
    12·1 answer
  • What is the process caused by menustration
    9·2 answers
  • Name an item you might be able to reuse in a new way rather than throw it in the trash, and explain its new use.
    15·2 answers
  • Which of the following biogeochemical cycles includes the processes of buffering ocean ph and photosynthesis, as shown in the di
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!