While on the Beagle, Darwin's observations suggested that is (are) a better predictor of relationships among organisms than . a. geological formations; geographic proximity b. geographic proximity; similarity of environment c. fossils; homologies evolutionary d. adaptations; similarity of environmen

B geographic proximity, similarity between the environment

Explanation: During Charles Darwin voyage to America, he did a lot of research about the environment and spent 3years before he returned to England. When he visited the tropical rainforest, he saw many new animals and plants of which he has not seen before. This made him to come to the conclusion that the geographical proximity is better predictor than similarity between the environment.

what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.

not sure if this what   you'r looking for would be percent composition