What is your definition of the word biochemistry?

The large ground finch obtains food by cracking seeds. what is its short, strong beak an example? a) tendency toward perfection b) adaptation of a species over time c) selective use and disuse of an organ over time d) scarcity of recourses

Which type of neuroglia is found outside of the brain?

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these