What was the work of rudolf virchow trying to prove?

a. that cells were generated spontaneously
b. that animals had different cells than plants
c. that spontaneous generation didn't happen
d. that most plants were unicellular organisms

Will mark brainliest if correct/available! which of the following statements is true? all plants need flowers to sexually reproduce. sexually reproduced offspring are identical to their parents. fertilization always occurs inside the female's body. a body cell has twice the number of chromosomes as an egg cell.

What is thought to have caused the mass extinction at the end of the cretaceous period?

The transport tubes for food coming down the plants are called?