Acrayfish’s swimmerets are used only for swimming.
a. true
b. false

How did the club fungi get its name? a. it is named for the club-shaped seeds it produces. b. it is named for the way individual species grow together in small groups called “clubs.” c. it is named for the club-shaped area where it produces spores. d. it is named for the club-like mechanism it uses to kill its prey.

What are the three different shapes or structures shapes or structure of carbon-based molecules?

Approximately how many times does an average human heart beat in a lifetime?