Photorespiration occurs when stomata ________ the leaf cell
a. open and water molecules escape from
b. open and nitrogen gas enters
c. close and oxygen levels rise within
d. close and carbon dioxide is unable to enter
c
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The body cavity type for arthropods and mollusk can best be described as _____
A) a coelom B) a pseudocoelom C) a reduced coelom D) no coelom
All of the following pertain to interferon except
A. it increases capillary permeability and vasodilation. B. it is a protein. C. it is produced by certain white blood cells and tissue cells. D. it includes alpha, beta, and gamma types. E. it inhibits viruses, tumors, and cancer gene expression.
Which statement about G protein is false?
a. Its subunits can separate. b. One subunit is a GTPase. c. One subunit binds GTP. d. One subunit binds GDP. e. One subunit binds ATP.
people who cannot digest lactose, suffer from the condition called _________ ___________
What will be an ideal response?