Explanation:
The purines are ribose and deoxyribose
Answer:
In Branchiostoma, it is used mainly for feeding. The pharynx consists of numerous pharyngeal bars, with pharyngeal slits between them. The animal sucks in water through its mouth and forces it out through the pharyngeal slits, capturing small food particles from the water
I believe the answer would be “B” Srry not good with science
Answer:
Sand
Explanation:
Space, water, energy, and air are all needed for an organism to survive. Sand is just somewhere an organism could accustom to live in that environment.
A prime mover is a muscle whose contraction is chiefly responsible for producing a particular movement. The muscles act on major joints within our bodies. Some more familiar ones are your biceps, triceps, and hamstrings.