Answer:
The options to complete the question are
1
2
3
4
The answer is nothing else but 2.
A wheelbarrow is not an example of a pully
Take one gene at a time
B.ABC
A. abc
Answer:
Cold water can hold more dissolved oxygen than warm water. In winter and early spring, when the water temperature is low, the dissolved oxygen concentration is high. In summer and fall, when the water temperature is high, the dissolved-oxygen concentration is often lower.
Explanation:
Cell regulation is conducted by special proteins. These special
proteins are enzymes which help in the regulation of bodily function. They hasten
the chemical reaction such as pepsin. Pepsin is a protein that helps in the
digestion of food in the body.
