Answer:
b. Covalent bond between R groups
Explanation:
Disulfide bridge also known as disulfide bond or dicysteine bond is a type of interaction in which two cysteines of proteins come in close proximity with each other and form covalent bond with their functional (R) groups. The purpose of this bond is to stabilize the tertiary structure of a protein and make it more compact.
Please see the attached image for more understanding.
Answer:
The orbital regions are referred to the otic regions.
For the answer to the question above, <span>Coyote behavior and social interactions vary greatly with season and geographic region. For the most part coyotes are diurnal or crepuscular (active at dawn and dusk), but have more nocturnal habits where they reside in close proximity to humans.
So the answer is A. </span><span>It is only active at dawn and dusk</span>
Answer:
Mitochondria is the Powerhouse of the cell.
Explanation:
You use your muscles for basically everything you do. So, it wouldn't be more surprising if the muscles need more energy. You need them to have more energy or you wouldn't be able to do anything.
D) <span>an increase in tree cover in the tundra</span>