Facilitated diffusion ___ requires energy and uses the help of ____

a. Does; transport protein

b. Does; cytoplasm

c. does not; transport protein

d. does not; sodium pumps


c. does not; transport protein

Biology & Microbiology

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The connection between a particular organism and a specific disease was first made by

A. Jenner. B. Pasteur. C. Koch. D. Leeuwenhoek.

Biology & Microbiology

The selective permeability of a cell membrane is due to ____

a. the hydrophobic core formed by the phospholipid tails b. the hydrophilic surface facing the cell's exterior c. glycolipids on the surface of the membrane

d. the position of cholesterol in the membrane bilayer e. the hydrophilic core formed by the phospholipid tails

Biology & Microbiology

The information from messenger RNA is used

to create polypeptide sequences during the process of

a. transduction. b. transcription. c. transformation. d. translation. e. transreification

Biology & Microbiology

The digestion of a protein results in 

A. sugars. B. enzymes. C. amino acids. D. the formation of peptide bonds.

Biology & Microbiology