The substitution of one DNA base for another is a (an)
A) point mutation.
B) genome.
C) trisomy.
D) allele.
E) locus.
Correct Answer:
Verified
Q7: Which of the following is not a
Q8: Gametes are
A)egg and sperm cells.
B)also called zygotes.
C)the
Q9: A segment of DNA that specifies the
Q10: Cells
A)are the basic units of life.
B)usually do
Q11: The two basic types of eukaryotic cells
Q13: The protein molecule that occurs in red
Q14: Enzymes
A)are amino acids.
B)are major constituents of body
Q15: Somatic cells are
A)one type of prokaryotic cells.
B)gametes.
C)the
Q16: DNA
A)is single-stranded.
B)is composed of nitrogenous bases, sugars,
Q17: A zygote
A)is formed by the union of
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