How does gibberellic acid affect stem length in pea plants?
a. Plants with normal stem length have higher levels of gibberellic acid.
b. Plants with short stem length have higher levels of gibberellic acid.
c. Plants with normal stem length have the dominant allele Le that encodes an enzyme to degrade gibberellic
acid.
d. Plants with short stem length have the dominant allele Le that encodes an enzyme to degrade gibberellic acid.
e. Plants with short stem length are homozygous recessive for the allele le that encodes an enzyme to degrade
gibberellic acid.
ANSWER: a
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