Human Reproduction and Development - Higher Difficulty Problems
Q. At what stage of development does the neural tube form?
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A.
Zygote stage
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B.
Gastrulation
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C.
Neurulation
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D.
Organogenesis
Solution
Neurulation is the stage of development where the neural tube, which will develop into the central nervous system, forms.
Correct Answer: C — Neurulation
Q. What is the term for the genetic makeup of an individual?
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A.
Phenotype
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B.
Genotype
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C.
Karyotype
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D.
Allele
Solution
Genotype refers to the genetic makeup of an individual, while phenotype refers to the observable traits.
Correct Answer: B — Genotype
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