A small molecule of RNA is transcribed in the nucleus. It is folded, cleaved by dicer protein, and then binds to a target
molecule of mRNA. This molecule of RNA must be ____.
a. miRNA
b. siRNA
c. an mRNA that was not properly capped
d. an mRNA that never received its poly-A tail
e. a transcript for a repressor protein
ANSWER: a
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The most likely explanation for the phenomenon where a protein may be found in different sub-cellular locations in different cells is
A. stabilization of the mRNA transcript B. alternative splicing C. RNA interference D. transport of mRNA from the nucleus to the cytoplasm
Define long-term potentiation
What will be an ideal response?
Restriction enzymes
1.are produced by human cells. 2.cleave RNA. 3.cleave DNA. 4.are man made. 5.were discovered in the 1940s.
The ________ is a flagellated cell that sweeps water through a sponge's body
A) choanocyte B) amoebocyte C) spicule D) spongin