Can a guppy with large spots and a guppy with medium spots breed and have off spring with small spots, or would the change be cause by environmental changes? (8th grade evolution/mutation things)

Which biochemical cycle is relied upon for plant photosynthesis

What school are you from and what state are you from?

Drastic boundary changes can occur for all of the following reasons except for a. a shift in the way a river flows b. the collapse of a government system c. a conflict between two neighboring groups d. one country's decision to sell land to another country select the best answer from the choices provide