All living cells have what feature in common?

A. Chloroplasts
B. Cell walls
C. Membranes
D. Lysosomes

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing

Which is the best example of plant tissue? the answer is d (just took the test)