Salted and pickled foods can last unrefridgerated for many years because

A. the extreme salt or pH concentration denatures the proteins, including enzymes.
B. the concentration gradient of salt or vinegar causes osmosis into the food.
C. equilibrium with the environment has occured.
D. the concentration gradient of salt or vinegar causes osmosis out of the food.
E. the concentration gradient of salt or vinegar causes osmosis out of the food and the extreme salt or pH concentration denatures the proteins, including enzymes.


Answer: E. the concentration gradient of salt or vinegar causes osmosis out of the food and the extreme salt or pH concentration denatures the proteins, including enzymes.

Biology & Microbiology

You might also like to view...

You have discovered a strain of E. coli that grows very slowly—the generation time is nearly 12 hours compared to the normal 20-30 minutes. Upon further investigation, you find a mutation in the DNA polymerase III gene

What subunit of the holoenzyme does this mutation affect the most? A. ? B. ? C. ? D. ?

Biology & Microbiology

Understanding the role of telomerase has helped scientists decipher the number of times a cell can divided. If scientists could increase the telomerase activity in specific cells this could prevent

A. aerobic respiration. B. All of the answer choices are correct. C. meiosis. D. cancer cell formation. E. aging of cells.

Biology & Microbiology

Describe the primary membranes surrounding the human fetus

What will be an ideal response?

Biology & Microbiology

Most of the energy for active transport is provided by

a. glucose. b. sodium. c. calcium. d. ATP. e. ADP.

Biology & Microbiology