Which field studies all organisms that have existed, where they came from,
and how they are related?
A. ecology
B. biotechnology
C. genomics and molecular biology
D. the Tree of Life field

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

An example of a trait that would be considered acquired and inherited is a. a cleft chin b. muscle tone c. scar tissue d. freckled skin

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f