Retroviruses are unique in that they
A. replicate in nervous system cells.
B. do not have a capsid.
C. use RNA as a template to make DNA.
D. use DNA as a template to make RNA.
C
You might also like to view...
Pattern recognition receptors (PRRs) are found on which of the following cells?
A) macrophages B) bacteria C) neutrophils D) macrophages and neutrophils
From the outside to the inside, which is the correct order of tissues in a eudicot root?
a. epidermis>>cortex>>endodermis>>vascular tissue b. epidermis>>endodermis>>vascular tissue>>cortex c. endodermis>>cortex>>epidermis>>vascular tissue d. epidermis>>vascular tissue>>endodermis>>cortex e. endodermis>>epidermis>>cortex>>vascular tissue
How do cells become differentiated?
a) Different genes are expressed so that different proteins are produced. b) Paternal effect genes begin the process of differentiation by providing positional information. c) They differentiate through the process of mitosis. d) Some cells contain maternal chromosomes and some contain paternal chromosomes. e) The DNA in each cell changes so that the appropriate proteins are produced.
Which of the following homonid species demonstrated bipedalism but still spent time living in the trees?
A. Dryopithecus B. Australopithecus afarensis C. Ardipithecus ramidus D. Australopithecus africanus E. Homo habilis