The plant hormone ____ is primarily responsible for the growth of a floral stalk in rosette plants such as cabbages
a. salicylic acid
b. cytokinins
c. ethylene
d. gibberellin
e. brassinosteroid
ANSWER: d
Biology & Microbiology
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Fossil evidence from five continents exists for 100 extinct, and one extant, species of ____
a. humans b. birds c. trilobites d. insects e. horses
Biology & Microbiology
A reflex pathway is the simplest pathway
because it a. involves only one synapse. b. is evaluated and integrated by the medulla, not the cerebrum. c. involves only two or three neurons. d. does not involve the central nervous system in any way. e. includes all of these
Biology & Microbiology
The greatest amount of kinetic energy is found in
A. gases. B. liquids. C. solids. D. colloids.
Biology & Microbiology
A bundle of muscle cells is called a(n) ________
Fill in the blank(s) with correct word
Biology & Microbiology