In conifers, the megasporocyte undergoes meiosis to produce four daughter cells. How many of these survive to develop into gametophyte(s)?
a. two
b. three
c. one
d. four
c. one
Biology & Microbiology
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Dispersion is
A. the ability to move. B. the rate of movement. C. the spatial distribution of reproduction. D. the spatial distribution of individuals. E. the timing of reproduction.
Biology & Microbiology
Which of the following involves positive feedback stimulation?
a. temperature control b. childbirth c. glucose concentration d. absorption of toxins e. muscle concentration
Biology & Microbiology
Obesity is exceeding the body mass index of 20 or greater.
a. true b. false
Biology & Microbiology
Which of the following is an adaptation against
predation?
a. thorns b. camouflage c. mimicry d. tough, chewy leaves e. all of these
Biology & Microbiology