The child shown in the figure below is not feeling well. The poster says "No Antibiotics Please?" This is because his illness is caused by a virus.

a. true
b. false


a. true

Biology & Microbiology

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When the left ventricle contracts, blood moves into the:

a. aorta b. pulmonary artery c. left atrium d. superior vena cava e. pulmonary circuit

Biology & Microbiology

Which region contains the largest amount of the global carbon pool?

A) fossil fuels B) aboveground terrestrial systems C) ocean D) atmosphere

Biology & Microbiology

When ATP releases some energy, it also releases inorganic phosphate. What happens to the inorganic phosphate in the cell?

A) It is secreted as waste. B) It is used only to regenerate more ATP. C) It may be used to form a phosphorylated intermediate. D) It enters the nucleus and affects gene expression.

Biology & Microbiology

 ©McGraw-Hill EducationBased on the phylogeny shown, we can conclude that species 2 is most closely related to species

A. 5. B. 3. C. 1. D. 4. E. 1 or 3 (can't tell).

Biology & Microbiology