food moving through the digestive tract can be found within _________ the central space of the GI tract

What will be an ideal response?


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Biology & Microbiology

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Most microorganisms assimilate nitrogen as ________.

A. nitrite B. nitrate C. N2 D. hydrazine

Biology & Microbiology

Lactobacilli are alkalophilic, preferring conditions that are slightly alkaline for optimal growth.

Answer the following statement true (T) or false (F)

Biology & Microbiology

An oxygen atom has ____ surrounding a nucleus composed of ____

a. neutrons; electrons and protons b. electrons; protons and neutrons c. protons and electrons; neutrons d. protons; neutrons and electrons e. electrons and neutrons; protons

Biology & Microbiology

In a pedigree chart, a male who does not demonstrate the trait being studied is represented by a ____

a. darkened square b. darkened circle c. clear square d. clear circle e. clear diamond

Biology & Microbiology