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Multiple Choice
In what way are human egg and sperm cells similar?
A
Both contain large amounts of stored nutrients.
B
Both are motile and use flagella for movement.
C
Both are haploid cells containing 23 chromosomes.
D
Both are produced in the ovaries.
Verified step by step guidance
1
Understand the concept of haploid cells: Haploid cells are cells that contain a single set of chromosomes, which is half the number of chromosomes found in diploid cells. In humans, haploid cells have 23 chromosomes.
Recognize the role of egg and sperm cells in reproduction: Human egg and sperm cells are gametes, specialized cells involved in sexual reproduction. Their primary function is to combine during fertilization to form a zygote with a complete set of chromosomes (46).
Compare the chromosome number in egg and sperm cells: Both egg and sperm cells are haploid, meaning they each contain 23 chromosomes. This ensures that when they fuse during fertilization, the resulting zygote has the correct diploid number of 46 chromosomes.
Evaluate the other options provided: Stored nutrients are primarily found in egg cells, not sperm cells. Sperm cells are motile and use flagella for movement, but egg cells are not motile. Egg cells are produced in the ovaries, while sperm cells are produced in the testes.
Conclude that the correct similarity between human egg and sperm cells is that both are haploid cells containing 23 chromosomes, as this is the defining characteristic of gametes in humans.