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lbvjy [14]
3 years ago
8

How big is the earth

Biology
1 answer:
Colt1911 [192]3 years ago
3 0
All i know is that you can search the mass but that is all i know......

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2. Empirical evidence is based on opinion and personal experiences. a. true b. false
Andrew [12]

Answer:

false

Explanation:

"Empirical" means "based on observation or experience," according to the Merriam-Webster Dictionary. Empirical research is the process of finding empirical evidence. If there are flaws in the way that empirical data is collected, the research will not be considered valid.

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Which are two serous membranes of pericardium?
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Biologists use molecular clocks to try to measure _____.
yulyashka [42]
I am pretty sure that biologists use molecular clocks to try to measure <span>when two species separated from a shared ancestor. Do hope you still need the anwer because this one is definitely correct, do not hasitate to use it! Regards.</span>
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3 years ago
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astra-53 [7]

Answer:

a.) units

Explanation:

just took the test and got it right

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In an experiment to test whether sleep deprivation affected student exam grades, a group of students (Group A) slept their norma
Ivahew [28]

The correct answer is A. Experimental group

Explanation:

In experiments, the experimental group refers to the group of subjects that receives special treatment or in which the scientist or researcher intervenes. This is the opposite of a control group that does not receive treatment and therefore, it is used as a reference to measure the effect of the treatment.

This implies, in the experiment presented Group A is the control group as they do not have special treatment because they sleep normally and Group B is the experimental group as the researcher modifies their sleep time and reduces it two hours which means in this group there is a treatment or intervention.

5 0
3 years ago
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