Most carnivorous plants use their prey as a primary source of

A. nitrogen.
B. energy.
C. carbon.
D. magnesium.
E. potassium.


Ans: A. nitrogen.

Biology & Microbiology

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The oxygen required by cellular respiration is reduced and becomes part of which molecule?

a. ATP b. H2O c. pyruvate d. CO2

Biology & Microbiology

Effective immunogens generally have a molecular weight of ________ or greater

A) 1,000 B) 5,000 C) 7,500 D) 10,000

Biology & Microbiology

Many species of gulls feed their chicks by regurgitating food. When parents return from foraging, the gull chicks peck at a red spot on the parent's bill, which causes the parents to open the bill and regurgitate their food

Chicks will peck at a red dot painted on any long, slender object. For the chicks, pecking is a ____ and the red dot is a ____ . For the adult gulls, the chicks pecking at their bills is a ____ and regurgitating food is a ____ . Fill in the blank with the appropriate word.

Biology & Microbiology

Lipids ____

a. yield less energy per gram than do carbohydrates b. include cartilage and chitin c. include fats consisting of three fatty-acid molecules and one glycerol molecule d. are composed of monosaccharides e. are only found in animals

Biology & Microbiology