Which of the following processes increase the amount of CO2 in the atmosphere? Select all that apply
A. photosynthesis
B. volcanic eruptions
C. subduction
D. chemical weathering
E. respiration
B,E
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A sample of muscle tissue shows large-diameter fibers that are white in color. Which of the following characteristics would also be associated with this tissue?
A. high rates of ATP hydrolysis B. greater resistance to fatigue C. aerobic respiration D. abundant mitochondria E. All of the answer options are correct.
Which of the following brain regions helps regulate hunger and thirst?
A. cerebrum B. cerebellum C. thalamus D. hypothalamus E. medulla oblongata
An epidemic is
A. a disease that maintains a steady low-level frequency. B. a sudden increase in the occurrence of a disease above the expected level. C. a sudden unexpected occurrence of a disease in a limited segment of a population. D. when a disease occurs occasionally and at erratic intervals in the human population.
Hydrogen bonds are found in all of the following EXCEPT
A) between phosphates in ATP. B) in ?-helices. C) between water molecules. D) in the DNA double helix between nucleotides. E) between the R groups of amino acids in proteins.