Answer:
pharynx as it has functions in both the respiratory system and the digestive system.
Explanation:
False there may be two or more dependent variables in a well designed experiment
Answer:
DNA is a long polymer with deoxyriboses and phosphate backbone. Having four different nitrogenous bases: adenine, guanine, cytosine and thymine. RNA is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.