Nico is revising the final sentence of a body paragraph of an argumentative essay. He should be sure that the sentence

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.