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
iren [92.7K]
4 years ago
5

Researchers randomly divide participants into groups. Each group takes a different amount of omega-3 fatty acid supplements dail

y for a month. One group receives a placebo. The researchers measure the impact on cholesterol levels in the blood.
What is the purpose of random assignment in this experiment?

A, To produce treatment groups with similar characteristics
B, To ensure that all people with high cholesterol have an equal chance of being selected for the study
C, To increase the accuracy of the research results and prevent skewness in the data
Biology
1 answer:
zhenek [66]4 years ago
3 0

I think that the correct answer is C) To increase the accuracy of the research results and prevent skewness in the data. It is just a research which may lead to valuable information and perhaps another more relevant information.

You might be interested in
When is energy transferred from one species to another throughout a food web ?
Lynna [10]

Answer:

The answer is b hope this helps

5 0
3 years ago
Read 2 more answers
20 POINTS FOR FIRST PART AND 20 POINTS FOR THE SECOND PART
Alexxx [7]
Carbon fixation.<span> A </span><span><span>\text {CO}_2<span>CO<span><span>​2</span><span>​​</span></span></span></span>C, O, start subscript, 2, end subscript</span><span> molecule combines with a five-carbon acceptor molecule, ribulose-1,5-bisphosphate (</span>RuBP<span>). This step makes a six-carbon compound that splits into two molecules of a three-carbon compound, 3-phosphoglyceric acid (3-PGA). This reaction is catalyzed by the enzyme RuBP carboxylase/oxygenase, or </span>rubisco<span>.</span>
7 0
4 years ago
No bioeffects have been observed in mammalian tissues that contained well-defined gass
steposvetlana [31]

Answer:

The answer is 0.4 MPa.

Explanation:

The question is incomplete, here is the full question:

No bioeffects have been observed in mammalian tissue that contained well defined gas bodies at peak rarefactional pressure values (MPa) of less than ________.

The answer to the question is "of less than 0.4 MPa."

5 0
3 years ago
I really need help on this
lina2011 [118]

Answer:

D

Explanation:

mark brainliest

7 0
3 years ago
In two or more complete sentences describe a procedure to increase the deposition of sediment at the mouth of a stream.
ludmilkaskok [199]

Answer:

one way to increase the deposition is to decrease the amount of vegetation living near the stream. This then causes erosion of all the sediment near the stream.The stream then carries all the loose sediment.

4 0
3 years ago
Other questions:
  • The sporophyte generation produces spores that grow into a?
    6·1 answer
  • 1. Plants carry out chemical reactions that make sugars, which contain carbon, hydrogen, and oxygen, from carbon dioxide (CO2) a
    9·1 answer
  • You are looking at the natural factors that affect the Earth’s climate change.
    14·1 answer
  • What is the main advantage of your answer for question #1?
    15·1 answer
  • Create a Hypothesis about elephants that live in groups
    10·1 answer
  • In the early stages of its formation, Earth became hot enough that some of its solid materials turned to liquid. Which of these
    14·2 answers
  • Question 1 (2 points)
    12·1 answer
  • Do Birds Really Abandon Their Chicks If Humans Touch Them? 25 points!!
    8·1 answer
  • Which of the following is a function of lipids?
    9·2 answers
  • Fill in the punnet square below based on the parents genotype
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!