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MAXImum [283]
3 years ago
8

A ______ is a factor in an experiment that can be manipulated.

Biology
1 answer:
Dvinal [7]3 years ago
5 0
A variable is a factor
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What is one example of how it takes energy for motion to occur?
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Lets say you are running in P.E. If you run for to long you get tired. When you are tired you run out of energy and cant run anymore.

Explanation:

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Match the information given with the correct stage of labor: 1st (dilation), 2nd (expulsion), or 3rd (placental).
poizon [28]

Answer:

The correct answer is -

1) 1st stage

2) 1st stage

3) 1st stage

4) 1st stage

5) 2nd stage

6) 2nd stage

7) 2nd stage

8) 3rd stage.

Explanation:

Labor has three different stages 1st (dilation), 2nd (expulsion), or 3rd (placental).

Stage 1st: It is the stage that starts with dilation of the opening of the cervix to 10 cm and contraction of the uterus.

Stage 2: in this stage fetus head moves to the cervix and gets into the birth canal of the mother.

stage 3. The placenta and umbilical cord expel from the mother and this is cut after the delivery.

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3 years ago
The internal urethral sphincter is comprised of
Sauron [17]

Answer:

1) the internal urethral sphincter (IUS), which consists of smooth muscle and is continuous with the detrusor muscle and under involuntary control, and 2) the external urethral sphincter (EUS), which is made up of striated muscle and is under voluntary control.

Explanation:

Hope this helped!

7 0
3 years ago
Describe why the kidneys are essential for maintaining homeostasis?
gavmur [86]
Kidneys are important in homeostasis as they control the blood water level and the regulation of salt and iron contents within the body. See related links for more info. Kidneys are important in homeostasis as they control the blood water level and the regulation of salt and iron contents within the body.


hope that helps! :)
7 0
3 years ago
Investigator Sheer is testifying about DNA evidence she found at the crime scene that matches the suspect on trial. The prosecut
Ratling [72]
She will give the DNA fingerprinting report to the jury which will have samples of suspect and its profile matching to the evidence found at the scene of crime.


In DNA fingerprinting hair, blood, semen, or other biological samples are required for the comparison of suspect and evidence. It depends on the unique polymorphism in their DNA.
The fragments of DNA are made to run on the electrophoresis gel and the similar bands observed will confirm the matching.
The DNA fingerprinting will provide very exact evidence if the DNA samples matched.
5 0
3 years ago
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