Q: Why is protein an important part of a healthy diet? ----

A: It is needed to repair tissue.

Q: The population of which of the following 26 organisms would most likely decline if small animals like rats, rabbits, and snakes were eliminated from an ecosystem? ----

A: hawks

Q: How does repeating an experiment improve the likelihood of obtaining accurate results? ----

A: Data can be compared.

Q: A son can inherit traits ----
A: from both his father and his mother