The graph here shows the results of growing one strain of a crop plant on soils with different nitrogen contents. What is this type of line called?
A. norm of reaction
B. yield effect
C. environmental effect
D. genetic effect
E. reaction curve
A
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An inflammation-causing signal released by mast cells at the site of an infection is _____
A) an interferon B) lymphatic fluid C) histamine D) mucus E) sodium ions
Isomers are defined as:
A. molecules with the same number of carbon atoms but potentially different numbers of other atoms. B. molecules with the same chemical formula but different structures. C. atoms with the same number of protons but different numbers of neutrons. D. molecules with the same general three- dimensional structures but different chemical formulas. E. molecules with different chemical formulas but similar biological functions.
Reactions that use the equivalent of a water molecule to break a molecule into smaller subunits are called ____ reactions
a. equilibrium b. hydration c. hydrolysis d. redox e. dehydration synthesis
The supercontinent that once contained all of Earth’s land masses is known as _____
Caprica
a. Pangea b. Pandora c. Gondwana d. Laurasia e. Caprica