There is a general belief that exercise is the most effective method of losing weight. Severla studies have shown that it:
(a) almost always contributes substantially to weight loss
(b) reduces non-exercise activity-induced homeostasis
(c) almost always increases weight gain
(d) often contributes little to weight loss
(d) often contributes little to weight loss
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When studying phenotypic variations due to the environment, it is necessary to compare organisms with identical genotypes. In addition, it is necessary to use identical environments when studying variation in genotypes
A. true B. false
Which of the following is NOT an advantage that fungal mycorrhizae bestow upon plants?
A. The fungus supplies water to the plant. B. The fungus supplies mineral nutrients to the plant. C. The fungus binds the soil and prevents erosion. D. The fungus protects the plant against pathogens and toxins. E. The fungus supplies organic food to the plant.
In correct order, the three stages of translation
are a. initiation, replication, and termination. b. elongation, peptide bond formation, and codon-anticodon pairing. c. initiation, chain elongation, and termination. d. termination, initiation, and replication. e. none of these
Which of the following is not one of the four supergroups of eukaryotes?
a. Euglenozoa b. Unikonta c. Excavata d. SAR clade e. Archaeplastida