____ are believed to have once existed as independent prokaryotes
a. Bacteriophages
b. Chloroplasts
c. Slime molds
d. Protists
e. Nuclei
ANSWER: b
Biology & Microbiology
You might also like to view...
In a given bacterium, transcription of housekeeping genes is normal, but genes involved in nitrogen metabolism, stress, and chemotaxis are disrupted. Which sigma subunit is intact?
A) ?28 B) ?32 C) ?35 D) ?54 E) ?70
Biology & Microbiology
What is meant by the term photoreactivation repair?
What will be an ideal response?
Biology & Microbiology
What is the evolutionary significance of crossing over?
What will be an ideal response?
Biology & Microbiology
what mineral deficiency can lead to stunted growth in children and low bone density in adults
What will be an ideal response?
Biology & Microbiology