Choose the correct answer to complete the sentence. beatrix potter discovered lichen, until that time an unidentified plant, while examining of algae and fungi. a. introspections b. specimens c. surveillance d. vigils

Choose a mutation from those in model 2 that would be neutral for a cell. explain your reasoning by relating the mutation to the cellular respiration process.

What are two reasons for why a species might disappear from the fossil record?

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.