Why is the pasta you buy from the grocery store shelf considered a nonperishable food?
A) It has a low nutritional content.
B) It was sterilized during preparation.
C) The low moisture content prevents microbial growth.
D) Various preservative chemicals are added.
E) Microbes present in the pasta inhibit the growth of harmful microbes.
C
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A molecule's behavior can be significantly modified by simply altering a functional group; for example, replacing a carboxyl group with a(n) ________ group will reduce a molecule's solubility in water
a. amine b. phosphate c. methyl d. hydroxyl
The definitive host for Plasmodium vivax is
a. human. b. Anopheles. c. a sporocyte. d. a gametocyte.
Which of the following is found in plant cells but not animal cells?
A. central vacuole B. chromosomes C. nucleus D. lysosomes E. Golgi complex
Respond to the following items in reference to the four cell types listed below.
A. cells that pick up environmental signals B. cells that are mostly restricted to the brain and spinal cord C. cells that carry signals to muscle cells D. neuroglia cell type E. cells that form myelin