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Doss [256]
3 years ago
13

Pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee and thank youuuuuu

Biology
1 answer:
bagirrra123 [75]3 years ago
3 0

Answer:

trachea is not part of that system, that's a different system.

Explanation:

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A group of cells is assayed for DNA content immediately following mitosis (G1) and is found to have an average of 8 picograms of
mariarad [96]

Answer:

16 pg at the end of S

16 pg at the end of G2

Explanation:

A cell has 8 pg of DNA per nucleus in G1.

During S phase the DNA replicates, so every nucleus will contain double the normal amount of DNA that was present in G1. Therefore, at the end of S each nucleus would have 16 pg of DNA.

During G2 the cell continues growing and preparing for mitosis, but DNA content does not change: there are still 16 pg per nucleus.

4 0
3 years ago
The meningeal branch of a spinal nerve actually reenters the vertebral canal to innervate the meninges and blood vessels. The me
Shalnov [3]

Answer:

True

Explanation:

Spinal nerve divides into several branches after passing through its intervertebral foramen. These branches are called rami. A spinal nerve gives off several branches such as anterior ramus, posterior ramus, rami communicantes, and a meningeal branch. The meningeal branch reenters the vertebral cavity through the intervertebral foramen. It serves to supply the vertebrae, vertebral ligaments as well as the blood vessels of the spinal cord, and meninges.

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3 years ago
Which statement describes what the density of an object represents.
Umnica [9.8K]

The correct answer would be "Density is the amount of matter in a certain volume"

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3 years ago
Cells contain parts known as organelles. These parts are specialized. What does this mean?
sineoko [7]
This means that they each have there own part in the cell, think baseball team. there are different players but you work together
4 0
3 years ago
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A teenager goes to the doctors office for his annual checkup. The doctor measures his height, weight and vital signs. Then she c
musickatia [10]
I’m pretty sure it would by B. Although it could be true that the teen started puberty or recovered from an illness, cell mitosis indicates growth. Growing taller is a form of growth. Mitosis alone is not a sign of any of the other things, so it makes sense the doctor is referring to growing taller.
7 0
4 years ago
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