Which one of the following statements is accurate?
a. agriculture has been challenged by the use of selective breeding.
b. gymnosperms provide humans with the most food.
c. the green revolution was instrumental in the increase of the world's food supply.
d. wheat, corn, soybeans, and cabbage are the main four plants responsible for providing food to people in the world

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.