Which plant is consumed by more people worldwide than any other crop?

What structure do bacteria use during conjugation?

a. pili b. flagella c. ribosomes d. plasma membrane e. no bacterial structure; it relies on viral transfer

Which of the following is thought to be the

descendant of engulfed ancient bacteria? a. nuclei b. Golgi bodies c. ER d. mitochondria e. lysosomes

Which of the following does NOT represent a form of parental investment?

A. a spermatophore containing nutrients eaten by a female insect B. a male fish mouthbrooding eggs abandoned by a female C. a copulatory plug deposited in the reproductive tract of a female mouse D. a female bird incubating externally-laid eggs E. all of the above represent a form of parental investment

Using your knowledge of telomerase enzyme and chromosomal size, choose the statement that correctly describes the information in the figure.

A. Telomerase activity would complicate the end-replication problem, as this enzyme is involved in telomere shortening. B. Telomerase activity would solve the end-replication problem, as this enzyme is involved in telomere shortening. C. Telomerase activity would solve the end-replication problem, as this enzyme is involved in telomere lengthening. D. Telomerase activity would complicate the end-replication problem, as this enzyme is involved in telomere lengthening.