Which is true about sex chromosomes?
A) The X chromosomes carry most of the genetic material.
B) Both boys and girls have several pairs of X and Y chromosomes.
C) X and Y separate into different cells in females.
D) The baby's sex is determined by the presence of an X or Y in the fertilizing sperm.
Correct Answer:
Verified
Q1: Eye color is an example of
A) a
Q6: If the alleles from both parents are
Q21: Which of the following is female?
A) XX
B)
Q22: Translation is
A) RNA misreading DNA.
B) making mRNA.
C)
Q24: Who has the most complicated set of
Q25: The best way to get cell protein
Q28: Directly observable characteristics are affected by experience
Q29: Turning genes off is
A) causing paralysis in
Q30: Cells need _ to work.
A) calcium
B) vitamins
C)
Q31: Twenty-two matching pairs of chromosomes are
A) sex
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