That the track or piece must be looped
Answer:
It is either A or D, im not sure what the bubbles represent either o2 or co2.
Explanation:
Considering your talking about the a-d options Here is my answer
<span>A) Both produce proteins.
B) Both contain mitochondria.
C) Both provide structure to cells.
D) Both perform photosynthesis.
Answer is D</span>
Tropical forest. rain produces plants .plants grow from the sun. animals eat the plants for food. and eventually they are eaten by other predators
Answer:
B.
Explanation:
I think cause plants in the F1 generation were all alike.