Juan wants to find out what the crystal structure of a salt grain looks like. what tool should he use in his investigation?

Photosynthesis converts solar energy into what type of energy?

Plz ! having a smooth seeds is the dominant trait. having wrinkled seeds is a recessive trait. the offspring of two plants with smooth seeds, a. must have smooth seeds. b. may have smooth or wrinkled seeds. c. must have wrinkled seeds. d. have a 25% change of having smooth seeds.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?