All of the following are steps in the process of viral replication EXCEPT - A. the virus incorporates its genetic material into host DNA.
B. the host cell replicates viral genetic material with its own.
C. the virus uses host cell to assemble more virus particles.
D. the host cell generates antibodies to a viral infestation.

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear

Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.