Answer:
DNA/ Traits
Explanation:
they trace species origins back and find common point and every time they do, they connect them on the line, creating something that looks like "branches" google "cladogram"
Answer: During photosynthesis, CO2 is absorbed and oxygen is released, whereas during cellular respiration, oxygen is absorbed and CO2 is released.
Structure and function-there are only TWO types of cells-prokaryotic and eukaryotic
D. the 4 types of tissues in the body are: muscle, nerve, connective and epithelial