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Brums [2.3K]
3 years ago
10

Animals similar to salamanders first appeared on Earth During the _________ period

Biology
1 answer:
Airida [17]3 years ago
5 0

Answer:

The answer is d) Permian

Explanation:

The <em>Diplocaulus</em> was an animal similar to the salamander that existed during the Permian Period.

<em>Diplocaulus</em> belongs to the group of lepospondyls. Not to be confused with dinosaurs, since this animal lived long before these, this ancient amphibian disappeared when the dinosaurs began to inhabit the earth. This animal inhabited the earth during the Paleozoic Era, in the subdivision called as Permian.

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Hey There! Hope you are having a GREAT day!

Your question was.... "What layer of the blood vessel wall is composed of areolar connective tissue containing elastic and collagen fibers"

Your answer is the Tunica intima, Because, The blood vessel's tough outer layer is made up of connective tissue, which permits it to withstand stresses occurring on the vessel wall. It also contains strong collagen fibers that help bind the blood vessel to surrounding tissues, providing stability to the vessel.

I really hope this helps! :)

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The organism's cells are constrained by their varying shapes and sizes. Due to the need for surface area to exchange gases, the size distribution of the cell has been limited. Thus, option a is correct.

<h3>What is a cell?</h3>

The smallest unit of an organization that is essential for life is known as a cell. The different cells' varying sizes and shapes enable them to carry out various functions and activities.

The size distribution of the cell has been influenced by the cell's requirement for a cell surface area and volume in order for the exchange of gases to actually happen.

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brainly.com/question/13763562

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7 0
2 years ago
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Vedmedyk [2.9K]
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astraxan [27]

Answer:

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