Which of the following results in a plant wilting?
A. low evaporation rates
B. high osmotic pressure in the plant's cell
C. high transpiration rates
D. closing of stomata
Ans: C. high transpiration rates
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Sexual reproduction involves ____
a. one diploid cell fertilizing a haploid cell b. the union of two somatic cells c. the union of male and female gametes d. a single mitotic division of the parent cell to produce a daughter cell e. the union of two gametes to produce a haploid zygote
During graft rejection, cytotoxic T cells of the recipient recognize and respond to foreign class I MHC receptors on the grafted cells.
Answer the following statement true (T) or false (F)
Members of the green algae often differ from members of the plant kingdom in that some green algae
A) are heterotrophs. B) are unicellular. C) have chlorophyll a. D) store carbohydrates as starch. E) have cell walls containing cellulose.
In a particular system, what kind of energy is considered available to do work? Which of the following is correct?
a. Entropy b. Gibbs energy c. Willard energy d. Kinetic energy