When a student manipulates a system under study, he or she is collecting ____
a. factual data
b. analytical data
c. experimental data
d. empirical data
e. observational data
c
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Flowers provide rewards to their pollinators such as:
A. nectar. B. shelter. C. colorful petals. D. pleasant scents.
Which of the following statements about metabolic rate is true?
A. None of these statements about metabolic rate is true. B. Larger animals consume more energy per gram of body tissue than smaller animals. C. Faster running animals have lower metabolic rates than slower running animals. D. Basal metabolic rate increases with animal mass raised to the 1/4 power. E. Larger animals have lower basal metabolic rates than smaller animals.
In mitosis, one diploid nucleus becomes
a. two haploid nuclei. b. one haploid nucleus. c. two diploid nuclei. d. four diploid nuclei. e. four haploid nuclei.
Which of the following processes is under
voluntary control? a. filtration b. reabsorption c. urination d. secretion e. excretion