Answer:
The answer is A.
Explanation:
Adaptive immunity recognizes antigens of viruses.
Answer:
C
Explanation:
The crayfish is a relatively large specimen, even the mouthparts. Since you are dissecting the mouthparts, you need a 3D view: you should use the dissecting microscope.
Answer:
hair cells is most likely to replicate faster than the brain cell
Explanation:
__________
Answer:
Flower -> Insect -> small fish -> Big fish -> Seagull
Explanation:
All of these animals are eaten by the one arrow is pointing to.