What is the purpose of plant hormones?
A) They are produced in small amounts but have great effects.
B) They break down quickly after they are produced.
C) They act only at the location where they are produced.
D) They generally have one limited effect on the plant.
A
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Ionizing radiation does NOT include
A) gamma rays. B) UV rays. C) X-rays. D) cosmic rays.
A(n) ________ is to bacteria as a ________ is to animal cells
A) retrovirus... virus B) phage... prophage C) prophage... provirus D) RNA virus... DNA virus
The ________ is involved in Page 62the movement of a prokaryotic cell.
a. fimbriae b. capsule c. nucleoid d. flagella
The ____ grows into the spinal cord while the ____ grows from it.
A. Dorsal Root; Ventral Root B. Dorsal Root; Dorsal Ramus C. Ventral Root; Dorsal Ramus D. Ventral Root; Dorsal Root E. Ventral Root; Ventral Ramus