Molecular data has shown that ____ originated during the period when non-bryophytes diverged from the bryophytes
a. auxins
b. cytokinins
c. jasmonates
d. gibberellins
e. ethylene
ANSWER: d
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Pea shape is controlled by a gene that specifies an enzyme known as Sbe1 (for Starch-branching enzyme 1). A recessive allele of Sbe1 likely encodes
A) an Sbe1 enzyme with reduced function. B) an Sbe1 enzyme with a new function. C) a different type of enzyme. D) an Sbe1 enzyme with enhanced catalytic activity.
What hormone stimulates the milk-ejection reflex?
A. antidiuretic hormone B. oxytocin C. vasopressin D. parathyroid hormone E. aldosterone
________ provide valuable flood control because they can hold large volumes of water
Fill in the blank(s) with correct word
The miRNAs in a cell
A) are found in prokaryotic cells. B) are a part of the prokaryotic ribosome. C) are a part of the eukaryotic ribosome. D) allow different cells to produce different proteins. E) are responsible for inducing operons.