Homeostasis refers to the body's ability to maintain certain things with
the body at the same level, this is demonstrated for example in
warm-blooded animals having a constant temperature.
This question has a two part answer. The first part is that an asteroid hitting the earth and the second part is massive volcanoes erupting around the world.
“Diffusion sees molecules in an area of high concentration move to areas with a lower concentration, while osmosis refers to the process by which water, or other solvents, moves through a semipermeable membrane, leaving other bits of matter in its wake.”
Reference: sciencing.com
Hope this helps! :)
Oxidative phosphorylation of the Aerobic respiration pathway.
Answer:
<h2>a. some RNA molecules can function as enzymes. </h2>
Explanation:
There are two types of genetic material or nucleic acid RNA and DNA. RNA molecule is considered as first information molecule because of several reasons like -
RNA is less stable than the DNA which shows that a less stable form of genetic material gave rise to a more stable form of genetic material.
One of the most important prove is RNA is catalytic which means it can function as enzymes and can catalyze the reaction which is used to copy genetic material i.e RNA. So the correct answer is a.