7. Since the allele for color blindness is located on the X chromosome, color
blindness

1 cannot be inherited

2 occurs only in adults

3 is sex-linked

4 none of the above

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7 Since the allele for color blindness is located on the X chromosome color blindness 1 cannot be inherited 2 occurs only in adults 3 is sexlinked 4 none of the class=

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3. Is sex-linked, because chromosomes are identified by numbers but the sex chromosomes are identified by X and Y