In passive transport, molecules move from an area of ________ concentration to an area of ______ concentration
a. High, low
b. Low, high
c. No, some
d. Orange juice, pineapple juice
Ans: a. High, low
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Which of the following accurately describe(s) ectotherms compared to endotherms of similar size at similar body temperatures? (Select all correct choices.)
A. Ectotherm metabolic rates are about 25% those of endotherms. B. Ectotherms cannot sustain prolonged activity for as long as endotherms can. C. Ectotherms can survive much longer periods without food than can endotherms. D. Ectotherm metabolic rates decrease as body temperature increases. E. Ectotherms never reach activity levels of endotherms.
A metaphase plate forms in both plant and animal cells
and is when the chromosomes __________. Fill in the blank(s) with the appropriate word(s).
Farmland that is under regular and continued tillage will not
a. undergo succession. b. produce a climax community. c. experience competition. d. suffer from the effects of disturbance. e. develop species diversity.
Recombinases mediate transcript processing from pre-mRNA to mature mRNA
Indicate whether the statement is true or false