What do all organisms need? check all that apply.
multiple cells
air
blood
water
food
a place to live

air, water, food , a place to live

Explanation:

The living beings are composed of multiple cells, blood and water. They require certain necessities to survive and reproduce. The air is necessary for respiration. Water is necessary for fulfilling the thirst and maintaining the balance of fluid in the body. Food is necessary as it provides energy to do various biological functions. A place to live is necessary as it is the place where the living being rests, eat food and does other important activities.    

Just for people who still need the answer, it's b,d,e, and f

Explanation:

b. air

d.water

e. food

f. a place to live

the answer would be 2, if crossing over doesn’t occur 2 out of 4 of the daughter cells will have that allele.

hope this : )