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Rene has Down syndrome, which means that she has an extra:

Jessica_doll

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Rene has Down syndrome, which means that she has an extra:

Rene has Down syndrome, which means that she has an extra:
A) chromosome 7.
B) chromosome 23.
C) chromosome 18.
D) chromosome 21.

Textbook

Development Across the Life Span

Development Across the Life Span

Edition: 4^th

Author: Feldman

Read 262 times

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luciano

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Jessica_doll Author

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