Arteries carry oxygen-rich blood to capillaries. select the best answer from the choices provided.
a. true
b. false

Iguanas need to live in a habitat that is very warm, so the pet store warms their enclosures with "basking lights" which act as an artificial sun. describe how the three methods of thermal energy transfer may take place within the iguana's enclosure.

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?

Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective