Which organisms have the potential to reproduce? A.
living organisms do not reproduce
B.
only unicellular organisms
C.
only multicellular organisms
D.
all living organisms

Write a paragraph explaining why the effect of mutations can vary widely - from neutral to harmful to beneficial

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen

Describe characteristics of a good respitory surface