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
Anettt [7]
3 years ago
11

. Which of the following is used to avoid bias in a clinical trial

Biology
1 answer:
Blizzard [7]3 years ago
5 0

Answer:

D.

Explanation:

Whenever any clinical trail is conducted then the complete process is kept unbaised. Double blind testing can be defined as an experiment in which neither the researcher nor the person who is getting placebo and who is getting treatment knows. This is done in the clinical trials to keep the whole process unbaised.

You might be interested in
What is an outcome of lack of oxygen?​
siniylev [52]

Answer:

Brain cells are very sensitive to a lack of oxygen. Some brain cells start dying less than 5 minutes after their oxygen supply disappears. As a result, brain hypoxia can rapidly cause severe brain damage or death.

Explanation:

Other symptoms can include: hallucinations and delusions; increased agitation and confusion; depression and other mood disorders; personality changes, such as irritability and a reduced threshold for frustration; and an inability to focus or concentrate.

4 0
3 years ago
Read 2 more answers
Select all the correct answers.
Naddik [55]

Answer:

circulatory system is the answer

5 0
2 years ago
Read 2 more answers
Which of the following best describes a cladogram? 
KengaRu [80]
I think it is B because a cladogram shows how species are related AND also shows the evolution between them.
5 0
3 years ago
A B C or D Answer Plzzzzzzzzzzzzzzzzzzzzzzzzzz
nignag [31]

Answer: i'm pretty sure its B!!!

Explanation:

...

6 0
2 years ago
Read 2 more answers
The numbers in the food chains shown here represent the amount of oil droplets consumed. Which food chain best shows the results
viva [34]
Copepods will be the least effected by the oil spill.

Therefore I believe the correct answer should be Copepods 10 arrow pointing right Seahorse 1,000 arrow pointing right Stingray 2,500

Good luck! Hope this helps!
8 0
3 years ago
Other questions:
  • Polymers are made up of individual subunits called
    8·1 answer
  • Are filiform papillae present in both the fetal pig and the adult pig?
    12·1 answer
  • Loretta and her friends want to find out which of their pets can run the fastest. Which kind of scientific investigation should
    13·1 answer
  • Charles darwin is best know for developing his theory of evolution based on his observation of what characteristic?
    9·2 answers
  • What did scientific investigations on sudbury's soil reveal
    10·1 answer
  • When was Escherichia first isolated and characterized?
    15·1 answer
  • Select the correct answer.
    5·2 answers
  • 3. Are vaccines available to prevent HIV and cancers?<br> (3)
    5·1 answer
  • Why out off 500 mouses 237 are black and 263 are white
    9·1 answer
  • I ask for help as quickly as possible please and thank you
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!