Chapter 4 Flashcards

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1
Q

Chromosome

A
  • Segment of DNA that contains genes.
  • Humans have 22 pairs of normal chromosomes and 1 pair of sex chromosomes. (46 Total)
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2
Q

Gene

A

Segment of DNA. Contains 4 bases - Adenine/ Thymine and Cytosine/ Guanine.

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3
Q

Heritability

A

How much variation in a characteristic in the population can attribute to genetic differences.

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