1. d. make tissues , 2. humans have the ability to move around.
Answer:
diploid
Explanation:
So humans have two homologous chromosome sets in each cell, meaning humans are diploid organisms.
Thr answer is c sorry if am wrong
<span>Cross bridges are created when myosin heads bind to ATP. This phenomenon is basically muscle contraction at work. In order for myosin heads to be bound with ATP at the actin active site, it must be excited with Calcium.
Once myosin heads bind with ATP, it begins to slide and perform muscle contractions in the body, allowing a person to move.</span>
Answer:
D
Explanation:
D is the only option where the cause of the pollution is not something man-made.
