Which protist group is characterized by having a micronucleus and a macronucleus?
a. ciliates
b. euglenoids
c. actinopods
d. diplomonads
e. amoebozoans
a
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The sedimentary rock known as ________ stores carbon deposited by the shells of ocean animals
Fill in the blank(s) with correct word
The symptoms of HPV can be treated, but there is no cure
Indicate whether the statement is true or false
Which mutations can interfere with the proper insertion of a protein in the plasma membrane?
A. a nonpolar amino acid to a polar amino acid within a transmembrane domain B. a polar amino acid to a nonpolar amino acid within a cytoplasmic domain C. a nonpolar amino acid to a polar amino acid within a cytoplasmic domain D. a polar amino acid to a nonpolar amino acid within a transmembrane domain
What do DNA and RNA have in common?
A. Both contain deoxyribose. B. Both are composed of nucleotides. C. Both form double helices. D. They are composed of the same nucleotides.