A group of 20,000 to 25,000 genes, arranged in a long string, is known as a:
A) chromosome.
B) gene.
C) deoxyribonucleic acid.
D) mitosis.
Correct Answer:
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Q9: One month, Mary's ovaries released two ova,
Q10: Each cell contains:
A) 23 chromosomes.
B) 23 pairs
Q11: Which of the following is a possible
Q12: The molecule that contains genetic information is
Q13: The sections of DNA that control the
Q15: Cell division that results in two different
Q16: In males, gametes are known as:
A) ovum.
B)
Q17: For each matching pair of chromosomes, two
Q18: Scott has blond hair; he must be
Q19: A trait in which both alleles influence
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