The plant hormone that stimulates cell division in seeds and fruits is
A. auxin.
B. jasmonic acid.
C. abscisic acid.
D. cytokinin.
E. ethylene.
D. cytokinin.
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Trichoplax adhaerens resembles?
a. snail b. sea anemone c. sea star d. sponge e. a hairy sticky plate
The number of individuals of a species that can be sustained indefinitely by the resources in a given area is the ____
a. carrying capacity b. limiting factor
c. peak capacity d. density e. potential
For the purposes of this question, assume that being Rh+ is a consequence of D and that Rh- individuals are dd. The ability to taste phenylthiocarbamide (PTC) is determined by the gene symbolized T (tt are nontasters)
A female whose mother was Rh- has the MN blood group, is Rh+, and a nontaster of PTC, and is married to a man who is MM, Rh-, and a nontaster. List the possible genotypes of their children. Assume that all the loci discussed in this problem are autosomal and independently assorting.
Based on the results of the experiment, which of the following types of molecules did the bacteriophages most likely inject into the bacteria cells?
(A) Simple carbohydrate (B) Amino acid (C) DNA (D) Polypeptide