Photo 61 is a picture of me structure of DNA that was used to create a model of DNA. Who created the photo?

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 beat describes the brain stem

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