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If a human is a girl, her sex chromosomes are
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
The end result of cloning is an organism that has mostly the same genes as the organism from which it was produced.
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
How many pairs of chromosomes do humans have?
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
A _______________ is a chart or "family tree" that tracks which members of a family have a particular trait.
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
The phenotypes for human blood type are
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
In Down syndrome, a person's cells have an extra copy of chromosome
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
Gene therapy may someday help correct genetic disorders by inserting copies of the defective gene directly into a person's cells.
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
Sex-linked genes are genes found on the X and Y chromosomes. Which of the following is a sex-linked trait?
True
hemophilia
23
False
A, B, AB, and O
XX
pedigree
21.
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