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- 1. Multiple Choice
Walter Sutton investigated the number of ______ in grasshoppers.
alleles
chromosomes
genes
DNA
- 2. Multiple Choice
The process that produces sex cells is
mitosis
meiosis
mutation
photosynthesis
- 3. Multiple Choice
Human body cells of humans have 46 pairs of chromosomes.
True
False
- 4. Multiple Choice
Human sex cells have twice the number of chromosomes as body cells.
True
False
- 5. Multiple Choice
Genes pass from parents to offspring on chromosomes.
True
False
- 6. Multiple Choice
The two chromosomes in a pair have the same genes lined up in the same positions.
True
False
- 7. Multiple Choice
A fertilized egg has twice the number of chromosomes as the body cells of the parent.
True
False
- 8. Multiple Choice
Human skin cells have 46 chromosomes. After one round of mitosis, how many chromosomes are in the resulting daughter cells?
23
26
43
46
- 9. Multiple Choice
Human skin cells have 46 chromosomes. How many chromosomes would we find in the gametes of the same individual?
23
26
43
46
- 10. Multiple Choice
Another name for a somatic cell is:
Sex cell
Gamete
Body cell
Sperm
- 11. Multiple Choice
Gametes have ________ the amount of genetic material as the somatic cells of an organism.
1/4
1/2
1/3
- 12. Multiple Choice
Crossing-over during meiosis is important as it....
Reduces variation in the offspring
Increases the likelihood that the offspring develop
Adds variation in the offspring
Produces identical gametes
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