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Rom4ik [11]
3 years ago
8

A cell membrane is very specific about what it allows across how much does this help the cell

Biology
2 answers:
Lostsunrise [7]3 years ago
7 0

Answer:

Transport proteins allows only enzymes to pass through the membrane

Explanation:

givi [52]3 years ago
4 0

Answer:

It is the better for the cell if most molecules are prevented from entering.

Explanation:

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(40 points) Look at the diagram below. Which animals are most closely related? Which animals are least closely related? Explain
valentinak56 [21]

Answer:

The most closely related are amphibians and reptiles.

The least related are amphibians and mammals

Explanation:

Amphibians broke off from reptiles, birds, and mammals around 260 millions years ago and next up are the reptiles which broke off around 225 million years ago. So they are the most closely related


Mammals are the last to break off, around 200 million years ago. So they are the least related to amphibians.


5 0
2 years ago
Meiosis does PMAT twice! That means there is a prophase I and a prophase 2. There is a metaphase1 and metaphase 2. Etc... How wo
Gennadij [26K]
<h3><u>Answer;</u></h3>

In metaphase I, the chromosome tetrads align on metaphase plate while in metaphase II, chromosomes align on metaphase plate as they are in mitosis with only sister chromatids.

<h3><u>Explanation;</u></h3>
  • Meiosis is a form of cell division that halves number of chromosomes when forming specialized reproductive cells such as gametes .
  • Meiosis occurs in two phases, namely; meiosis I and meiosis II. During homologous pairs of chromosomes align on the equatorial plane at the center of the cell.
  • During metaphase II, the spindle fibers connect to the kinetochore of each sister chromatid. The chromosomes align at the equatorial plane, which is rotated 90° compared to the equatorial plane in meiosis I.

4 0
4 years ago
List 10 occupations that involve DNA
Bond [772]

Answer:

Some jobs that involve DNA are,

Criminal Lawyers

Police Officers

Detectives

Judges

Scientist

Doctors

Nurses

Cancer Reasearchers

Anthropologists

Archeologists

<u><em>Brainliest is greatly appreciated,</em></u>

<u><em>-Skylar</em></u>

<u><em></em></u>

3 0
3 years ago
Volcanic eruptions are caused by? A gravity. B Pressure C Explosions D earths rotation please help
IRISSAK [1]

Answer:

I'm pretty sure it's B, pressure.

Explanation:

I hope this helped :)

7 0
3 years ago
Read 2 more answers
Explain the difference between the offspring of sexual
Debora [2.8K]

Answer:

asexual reproduction is produced without intercorse while sexual reproducttion is with intercorse

Explanation:

7 0
3 years ago
Read 2 more answers
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