The structural RNA of ribosomes is a
A. codon.
B. gene.
C. proenzyme.
D. pre-mRNA.
E. ribosomal RNA (rRNA).
Answer: E
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Indicate whether this statement is true or false.
The Y chromosome codes for a protein called __________, which initiates development of male anatomy.
A. SRY (sex-determining region of the Y) B. MIF (mullerian-inhibiting factor) C. GDX (gender-determining region of the X) D. TDF (testis-determining factor)
Identify the two rounded projections on either side of the elbow, and state to which bone they belong
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Indicate whether the statement is true or false.