Plasmids CANNOT ____
a. self-replicate
b. be transferred between bacteria.
c. encode proteins.
d. be produced by eukaryotes.
e. carry genes separate from the bacterial chromosome.
ANSWER: d
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You just discovered a new virus. This virus infects heart muscle, where it causes inflammation. This virus has a very high mutation rate. Which of the following is the best strategy for finding a treatment for this virus?
A) Develop a vaccine from living viruses. B) Identify the receptor this virus uses and develop an enzyme that blocks the receptor. C) Encourage infected individuals to engage in heart-strengthening exercise. D) Develop a drug that blocks the host's ribosomes, which the virus uses to produce its proteins.
Plasmids often encode for proteins
A) involved in translation. B) required for cellular growth. C) that confer resistance to antibiotics. D) involved in DNA replication.
The organelle responsible for harvesting light as an energy source for photosynthesis is the
A. kinetoplast. B. mitochondrion. C. centriole. D. chloroplast.
The seriousness of Coccidioides infection can be attributed to the formation and rupture of spherules.
Answer the following statement true (T) or false (F)