Down syndrome
a. risk of occurring increases with the
mother’s age.
b. affects boys more than girls.
c. individuals rarely live past 5 years old.
d. individuals have normal organ and bone
development but are mentally impaired.
e. disorder in related to a monosomy of
chromosome 21
A
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Fill in the blank(s) with the appropriate word(s).
It is now a routine task to determine the exact order in which individual subunits have been linked together in polynucleotides (DNA) and polypeptides (proteins)
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