Answer:
Collagen is produced in the human body until natural aging occurs, whereas elastin is mainly produced during the fetal period. Collagen has the main property of providing structures with strength, whereas elastin will allow the structures which contain it to stretch and return to their initial form without damage
From what I know, collagen/elastin ratio as well as the collagen and elastin structures change with age [3,4,5,6]. The elasticity of the skin increases with atrophy of the collagen fiber bundles, the related flattening of the rete ridges, and the thickening of the dermal elastic fiber.
Explanation:
Answer:
separates the interior of all the cells
The answer is B) A Eukaryotic animal
B, They are both made of protons, neurons, and electrons
Explanation:
Nitrogen and oxygen are both gases at normal warmth and pressure. They are more both elements. They both dissolve at a really cold temperature.
They're the principal components of Earth's atmosphere.
They're both diatomic gases.
They're both nonmetals.
They're both light elements.
Both of them are involved in the CNO cycle.
Answer:
B
Explanation:
It couldn't be A because meiosis for a spermatocyte results in only 2 male gametes, and it couldn't be C because asexual reproduction is mitosis only
