Which of the following best defines “evolution” as it is used in the theory of evolution?
a. The change in genetic composition of a population over generations
b. Genetic changes brought about by a higher being in the spiritual world
c. The change in genetic composition of an individual during a lifetime
d. Changes programmed by a set of genes acquired at birth
a. The change in genetic composition of a population over generations
You might also like to view...
When the squid that contain luminescent bacterial symbionts hatch, they do NOT contain a bacterial symbiont. Symbiont transmission in this symbiosis is
A) vertical from parent to offspring. B) horizontal and involves specific selection of the symbiont from the environment. C) random and results in various different species being selected as the symbiont. D) mixed and results in multiple symbiont species colonizing the squid at once.
Small, fishlike marine chordates, pointed at both ends with no distinguishable head, in which the notochord runs the entire length of the nerve cord, are called
A. arrow worms. B. tunicates. C. acorn worms. D. lancelets. E. lampreys.
Ovulation occurs by a surge in the secretion of what hormone?
A. estrogen hormone B. luteinizing hormone C. follicle stimulation hormone D. progesterone hormone E. hCG hormone
A plaque is a substance that causes mutation in bacteria
Indicate whether the statement is true or false