Study Module Ch. 8 Graded A+ 2024\2025
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Homologous chromosomes cross over
How does meiosis generate genetic di- during prophase I, and during
versity? metaphase I, chromosomes align ran-
domly.
Which of the following is true about meio- It results in the production of four haploid
sis II? cells.
If a cell has 30 chromosomes before mi-
tosis, how many does each daughter cell 30
have afterward?
A human somatic (body) cell has
46 and 23 pairs
__________ chromosomes.
If a cell begins meiosis with a 2n (diploid)
number of 16, how many chromosomes 16
are there in the cell at prophase I?
If a cell begins meiosis with a 2n (diploid)
number of 16, how many chromosomes 16
are there in each cell at metaphase II?
A human skin cell, in prophase of mi-
tosis, contains 46 chromosomes. How 92
many chromatids does it contain in total?
During meiosis, homologous chromo-
anaphase I
somes separate at __________.
The sex of a human fetus is determined
sex chromosome found in the sperm
by the __________.
While working in a medical clinic, you are
asked to assist in the care of a 16-year
old female patient who has not yet begun
menstruating. You also notice that she is
small in stature and has a wider than Turner syndrome
average neck.
You suspect that she might have
__________.
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