Studying the variations in the number of carp in Lake Erie over a 20-year period would be an example of studying ecology at which level?

A) biosphere B) community C) population D) ecosystem


Answer: C

Biology & Microbiology

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The chemical reaction illustrated in the accompanying figure _____

A) is a hydrolysis reaction B) results in a peptide bond C) joins two fatty acids together D) links two polymers to form a monomer E) joins two phospholipids in a bilayer

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In muscle tissue, protein consumed in the diet but not immediately used is stored as adipose tissue

A. true B. false

Biology & Microbiology

Mitosis includes nuclear and cytoplasmic division.

a. true b. false

Biology & Microbiology

Which event occurs in the lungs?

a. Free H+ binds to hemoglobin. b. Plasma HCO3? enters erythrocytes.

c. CO2 and H2O are converted into HCO3? and H+ in the plasma. d. Carbonic anhydrase converts CO2 and H2O into HCO3? and H+ in erythrocytes. e. CO2 binds to hemoglobin.

Biology & Microbiology