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Softa [21]
3 years ago
6

Estrogen, progesterone, LH, and FSH are chemicals produced by the body that are important to a woman’s fertility. What organ sys

tem works most closely with with the reproductive system to monitor a woman’s menstrual cycle?
A.endocrine system
B.nervous system
C.integumentary system
D.muscular system
Biology
1 answer:
SashulF [63]3 years ago
5 0

Answer: A: Endocrine system

Explanation:

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Theme is the _____ or _____ about _____ that is communicated by a literary work.
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Answer:

Theme is the central idea or insight about life

Explanation:

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A blood stain that impacts a surface at a low angle will have a ________ tail than one that impacts at a higher angle.
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Shorter is the correct answer I think. Could you please be stormy me brainliest bestie.
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3 years ago
How did vertebrae prevent from grinding against one another?
kow [346]
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The intervertebrals discs act as a cushion; they absorb the stress and shockw that occur during movement, preventing such grinding.
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3 years ago
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Which event would represent Decomposition?<br><br> Event S<br> Event T<br> Event U
AveGali [126]

Answer:

It would have to be U

Explanation:

Its U

8 0
3 years ago
A different DNA ladder from NEB (Cat #N3200L) comes as 500 uL of a 1000 ug/mL solution and is not pre-mixed with the 6 X DNA loa
JulijaS [17]

Answer:

4 ul Loading Buffer + 19.70 ul dH2O + 0.30 ul DNA Ladder

Load 12 ul on the gel.

Explanation:

DNA Ladder concentration = 1000 ug/ml

1000 ug DNA in 1 ml DNA Ladder solution →    150 ng DNA = 0.15 ug DNA in..... 0.00015 ml = 0.15 ul DNA Ladder solution

6x DNA Loading Buffer → it has to be diluted by an equal volume 6 times (1 ul LB + 1 ul distilled H2O)

An appropriate volume to load on an average agarose gel is 12 ul, so:

2 ul Loading Buffer + 9.85 ul dH2O + 0.15 ul DNA Ladder = 12 ul

But since 0.15 ul is a very small volume and mistakes could be made while measuring it, let's make double:

4 ul Loading Buffer + 19.70 ul dH2O + 0.30 ul DNA Ladder = 24 ul

And load half of that solution (12 ul) on the gel.

5 0
3 years ago
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