Term
A gene is a segment of DNA
True or False |
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Definition
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Term
Chromosomes are made of DNA and proteins
True or False |
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Definition
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Term
Most human cells have 46 chromosomes or 23 pairs of chromosomes
True or False |
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Definition
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Term
Gametes are haploid cells
True or False |
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Definition
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Term
An egg and a sperm cell unite to form a zygote
True or False |
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Definition
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Term
Trisomy is when a cell is missing a chromosomes
True or False |
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Definition
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Term
Nondisjunction causes each daughter cell to have the right number of chromosomes
True or False |
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Definition
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Term
Ultrasound is one kind of prenatal testing
True or False |
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Definition
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Term
Mutations are changes in chromosome structure
True or False |
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Definition
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Term
Bacteria reproduce by the process of binary fission
True or False |
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Definition
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Term
Meiosis produces two identical cells
True or False |
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Definition
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