Which term refers to the process of transferring male gametophytes to female reproductive parts in seed plants?
a. fertilization
b. pollination
c. sporulation
d. syngamy
Ans: b. pollination
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Which of the following is not a biological effect of climate change?
1.Aquatic species threatened by changes in the composition of seawater.
2.Changes in animal migration times and breeding seasons.
3.Changes in the timing of flowering and terrestrial migrations.
4.Decreased production of allergy-inducing pollen by plants.
In green plants, which photosystem absorbs photons to excite electrons in the reaction center?
A. photosystem I B. photosystems I, II and III C. photosystems I and II D. photosystem III E. photosystem II
Enzymes that keep a constant amount or concentration with varying concentrations of substrate is known as:
The best method for determining whether bean plants require sodium is to ________.
Fill in the blank(s) with the appropriate word(s).