What is the first step in the germination of a seed?
A) pollination
B) fertilization
C) imbibition
D) hydrolysis of starch and other food reserves
E) emergence of the radicle
Answer: C
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Most microorganisms maintain their internal pH
A. near neutral (pH 7). B. slightly alkaline (pH 8-10). C. near their optimum growth pH. D. slightly acidic (pH 4-6).
A town has several lakes connected by small streams or creeks. All the trout within a single lake is considered a ________________. The trout in all of the lakes constitutes a ________________
A. metapopulation; local population B. local population; metapopulation C. corridor population; metapopulation D. metapopulation; corridor population E. equilibrium population; corridor population F. corridor population; equilibrium population
Four of the five answers listed below concern
cells with two chromosome sets. Select the EXCEPTION.
a. zygote b. somatic cell c. spore d. diploid e. sporophyte
Eudicot leaves typically have:a
alternately palmate venation. b. netted venation. c. parallel venation. d. alternately pinnate venation. e. no venation.