Scientists discovered that the primary reason leaves either develop as simple or compound is related to
A. whether the KNOX gene is active or not active.
B. where the leaf primordium is positioned.
C. whether auxins are moving in the stem tip.
D. how fast the KNOX gene arrives at the primordium.
E. the protein PHANTASTICA and its interaction with auxins.
A. whether the KNOX gene is active or not active.
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A person who has a constant need to eat may show impaired secretion of or response to
A. growth hormone B. insulin C. thyroid hormone D. leptin E. thyroid-stimulating hormone
Select all of the layers of the digestive system wall.
A. Submucosa B. Serosa C. mucosa D. muscularis
The rusts of grain crops are good examples of ________.
A. Rusts fall in several different fungal groupings. B. ascomycetes C. zygomycetes D. basidiomycetes
Condensins ________________
(a) are degraded when cells enter Mphase. (b) assemble into complexes on the DNA when phosphorylated by M-Cdk. (c) are involved in holding sister chromatids together. (d) bind to DNA before DNA replication begins.