HIV’s primary genetic instructions are in the form of ____

a. DNA
b. RNA
c. proteins
d. amino acids
e. DNA and RNA


ANSWER: b

Biology & Microbiology

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Refer to the figure above. What is the function of the AGU on the loop of the tRNA?

A) It attaches to the amino acid. B) It base pairs with a codon of mRNA. C) It stabilizes the tRNA-amino acid complex. D) It is the active site of this ribozyme.

Biology & Microbiology

Hemophilia is characterized by ____

a. defects in the mechanism of blood clotting b. an extremely low blood iron level c. jaundice of the eyes and skin d. muscular weakness and atrophy e. breathing difficulties

Biology & Microbiology

Organisms that consume producers are ________

A) detritivores B) decomposers C) primary consumers D) producers

Biology & Microbiology

A particular cell has a nucleus and chloroplasts in addition to the fundamental structures required by all cells. Based on this information, this cell could be __________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology