Which is the best technique used to measure the growth of filamentous organisms?
a) Most probable number method
b) Direct microscopic count
c) Turbidity
d) Dry weight
Ans: d) Dry weight
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In 1970 Stanier proposed that classification be based on
A. evolution. B. Gram stain. C. physiology. D. DNA sequence.
Name two human disorders that appear to be transmitted extrachromosomally
A) poky chromosome syndrome and kidney cancer B) reactive oxygen syndrome and myoclonic epilepsy and ragged red fiber disease C) myoclonic epilepsy and ragged red fiber disease and Leber's hereditary optic neuropathy D) Duchenne muscular dystrophy and Down syndrome E) cri-du-chat syndrome and Leber's hereditary optic neuropathy
Helicase
A) causes a bubble of single-stranded DNA to form. B) unwinds the DNA. C) creates the replication fork. D) allows for DNA polymerase III to bind to the DNA. E) relieves coiling tension that develops as the helix is unwound.
How can cultural transmission of male songs facilitate the early stages of species formation in Darwin's finches?
What will be an ideal response?