Herbivores are ____ energy transfer(s) away from the sun
a. one
b. two
c. three
d. four
e. five
ANSWER: b
You might also like to view...
How does evolutionary change occur?
A. Through the modification of characteristics in a preexisting population. B. It may involve vertical descent with mutation. C. It may involve horizontal gene transfer. D. All of these choices are correct. E. None of these choices are correct.
The syntenic genes A and Z are linked. A cross between two parents, AAZZ and aazz, produces F1 progeny with the AaZz genotype. What are the possible arrangements of alleles on the F1 progeny's chromosomes?
A) AZ/az B) Az/aZ C) Aa/Zz D) AZ/Az or az/aZ E) A/Z or a/z
Some mutagens cause genetic changes that can be "corrected" by reexposing cells to the same mutagen. Other mutagens do not behave in this way. Provide one example of each of these two types of agents and describe the mutational changes caused in
Explain why some mutagens behave in one way, whereas others do not.
A particular ________ carry the information for making a particular protein, but ________ can be used to make any protein
A) ribosome and mRNA; a gene and a tRNA B) gene and ribosome; a tRNA and an mRNA C) gene and mRNA; a ribosome and a tRNA D) gene and tRNA; a ribosome and an mRNA E) tRNA and ribosome; a gene and an mRNA