The poly-A tail is thought to facilitate the export of mRNA from the nucleus
__________________ Indicate whether the statement is true or false.
True
Biology & Microbiology
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The vast majority of species within a food web are only separated from other species by ________ connection(s)
a. 5 b. 1 c. 4 d. 6 e. 3
Biology & Microbiology
Potential energy is the energy of motion
1.True 2.False
Biology & Microbiology
The main photosynthetic pigment used by plants is _____.
a) RuBP b) chlorophyll a c) NADPH d) ATP
Biology & Microbiology
A nerve impulse is initiated when
A. a reversal in the polarized state of the cell causes it to reach action potential. B. voltage-gated channels close. C. physical disruption of the cell membrane causes some of its contents, including ions, to leak out. D. the Schwann cells move into their new position.
Biology & Microbiology