Viruses that infect bacteria are:
a. Not known to exist
b. Prions
c. Bacteriophages
d. Composed of protein only
e. Also capable of causing disease in humans
Answer: c. Bacteriophages
You might also like to view...
A genetic cross was performed with two pea plants having green, wrinkled seeds. Of the resulting offspring, 75% had green, wrinkled seeds and 25% had green, smooth seeds. With regard to wrinkled versus smooth seeds, the parents must have been ________.
Fill in the blank(s) with the appropriate word(s).
In plants, meiosis results in
a. haploid spores. b. haploid gametes. c. diploid spores. d. diploid gametes. e. more than one of these
Achondroplasia
a. is inherited as an autosomal recessive condition. b. affects about one in one million people. c. affects only homozygotes. d. is characterized by abnormally short arms and legs. e. is all of these.
If a male produces healthy gametes but his female partner can neither produce gametes nor carry a fetus, a(n)
____________________ surrogate can be used to help them achieve successful reproduction. Fill in the blank(s) with the appropriate word(s).