Several amino acids joined together form a(n):

A) monosaccharide.
B) polypeptide.
C) fatty acid.
D) polysaccharide.
E) amine.


B) polypeptide.

Biology & Microbiology

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The process by which cells break down complex molecules in the presence of oxygen to release energy is called ____

a. anabolism b. photosynthesis c. metabolism d. translation e. cellular respiration

Biology & Microbiology

During respiration most ATP is formed as a direct result of the net movement of

A. Potassium against a concentration gradient B. protons down a concentration gradient C. electrons against a concentration gradient D. electrons through a channel E. sodium ions into the cells

Biology & Microbiology

where does the pharynx open up into

What will be an ideal response?

Biology & Microbiology

Which of the following is a large ciliate?

A. Naegleria fowleri B. Toxoplasma gondii C. Balantidium coli D. Giardia lamblia E. Entamoeba histolytica

Biology & Microbiology