Maternal effect genes of Drosophila are genes active in ____ cells, whose products establish ____ in developing

embryos.
a. maternal; gender
b. maternal; polarity
c. embryonic; polarity
d. embryonic; gender
e. egg; gender


b

Biology & Microbiology

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Elongation of the microtubule occurs by the

A) addition of tubulin subunits to each end. B) addition of tubulin subunits to the (+) end. C) addition of the tubulin subunits to the (+) end but removal from the (-) end. D) addition of G-actin subunits to the (+) end. E) deletion of G-actin subunits from the (+) end.

Biology & Microbiology

Integrase inhibitors work by: 

A. Agglutinating the reverse transcriptase inhibitors B. Degrading the viral envelope C. Preventing the incorporation of the viral DNA into the genome D. Blocking the final viral assembly

Biology & Microbiology

What is one difference between active and passive transport?

a. passive transport requires energy b. passive transport requires a protein channel c. active transport requires energy d. active transport only moves water molecules

Biology & Microbiology

Amphipathic organic molecules that serve as disinfectants by disrupting membranes and denaturing proteins are called ________.

A. sterilants B. soaps C. detergents D. oxidants

Biology & Microbiology