2. Which of the following best explains why muscle cells have more mitochondria than most other types of cells? a. Muscle cells need to be able to communicate with the nervous system to control their contraction and relaxation

b. Muscle cells need to be able to capture energy from the sun to produce energy is a usable form

c. Muscle cells need to be able to store large amounts of nutrients and waste because they are so active

d. Muscle cells need to quickly convert energy from food molecules into a usable form​

D

Explanation:

Muscle cells need to quickly convert energy from food molecules into a usable form​.

true, generally referred to as invasive species given that they have no natural predators in new environment

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.