The molecule that connects a growing polypeptide chain and mRNA is called:a
tRNA.
b. RNA polymerase.
c. rRNA.
d. a promoter.
e. a ribosome.
a
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One goal of pedigree analysis is to discover whether the gene in question is located on an X or a Y chromosome or on a(n) ____________________
Fill in the blank(s) with correct word
The RNA copy of DNA that leaves the nucleus and travels to the cytoplasm to make proteins is
A. RNA polymerase. B. ribosomal RNA. C. tRNA. D. mRNA.
A typical long bone has an epiphysis at each end, which can be thought of as
A) yellow bone marrow. B) a cylindrical hollow shaft. C) a tough layer of connective tissue. D) a site of water storage. E) an enlarged knob.
The defensive mechanisms that target specific pathogens are called ____________ defenses. These responses involve the white blood cells called ____________ .
Fill in the blank(s) with the appropriate word(s).