Actin may be cross-linked into either parallel or _______ bundles.
a. antiparallel
b. contractile
c. networks of actin filament
d. orthogonal filament
Ans: b. contractile
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For a given cross, the expected number of double recombinants is 20 and the observed number of double recombinants is 15. What is the interference calculation (I)?
A) 0.25 B) 1.33 C) 20 D) 0.75 E) 15
A protein-protein interaction is responsible for an illness in infants. The most accurate mechanisms used to assess the proteins involved include (select all that apply)A) isolation of the DNA sequence for the genes encoding the proteins.B) insertion of the genes encoding the proteins into yeast using bait and prey vectors.C) addition of fusion proteins from the infants to yeast to induce a color change response.D) the identification of active protein interactions by the expression of reporter genes.
What will be an ideal response?
Most of the available antimicrobial agents are effective against
A) viruses. B) bacteria. C) fungi. D) protozoa. E) All of the answers are correct.
Discuss the significance of the term "deeply branching bacteria".
What will be an ideal response?