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lukranit [14]
3 years ago
10

What is a grade AA egg?

Biology
2 answers:
Grace [21]3 years ago
8 0
Grade aa eggs are nearly perfect
Firdavs [7]3 years ago
3 0
A nearly perfect egg.
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_____ helps regulate water and electrolyte balance. med term
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Answer: KIDNEY (URINARY/EXCRETORY SYSTEM) helps regulate water and electrolyte balance.

Kidney is an important organ of our urinary system that regulates chemical composition of blood, regulates water and electrolyte balance, etc in our body. Kidney is made up of nephron cells that filters water, reabsorbs amino acids, secrete and excrete urine outside the body.
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What happened to the farallon plate?
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The Farallon plate was forced under north America by slow geological movement, this process is called subduction.
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Hunt and her team designed an experiment to test her hypothesis about the effect of BPA on mice. They administered daily doses o
katovenus [111]

Answer and Explanation: The figure below shows the doses of BPA administered to the female mice over time.

An experiment is used to determine cause and effect among variables. When the research is for the impact of a treatment, researchers randomly separate individuals in two groups:

  • <em><u>Control</u></em> <em><u>Group</u></em> doesn't receive any treament or a placebo or a treatment whose outcome is already known;
  • <em><u>Treatment</u></em> <em><u>Group</u></em> receives the treatment;

For the female mice on the image below, in the First Group is not injected any dosage of BPA, so they are the control group, while the <u>others</u> are <u>treatment group</u>.

The variables in a experiment are classified as independents or dependents:

  • <em><u>Independent</u></em> <em><u>Variable</u></em> is the cause;
  • <em><u>Dependent</u></em> <em><u>Variable</u></em> is the effect;

For the BPA research, since it is the effect of BPA over time on the mice's cells it is being investigated, <u>dosage</u> of BPA is the <u>independent</u> variable and <em>time</em> is the <em>dependent</em> variable.

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3 years ago
which is an example of an acquired trait? A the ability to hear B the ability to write C color vision D body hair
makkiz [27]
B . ability to write
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3 years ago
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I hate me self I’m so sad
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Answer:

be happy

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get enough rest and eat good

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2 years ago
Read 2 more answers
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