Chemical digestion is accomplished by ________________.

a. Enzymes
b. Nucleic acids
c. Carbohydrates
d. Teeth


Answer: a. Enzymes

Biology & Microbiology

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The cells produced by mitotic divisions are considered to be ____ the original cell

a. smaller versions of b. genetically unique from c. clones of d. mutants of e. plasmids of

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The part of the nervous system that is composed of

two parts that are antagonistic to each other is a. the autonomic nervous system. b. the spinal cord. c. the peripheral nervous system. d. the central nervous system. e. none of these.

Biology & Microbiology

When does quaternary structure occur?

What will be an ideal response?

Biology & Microbiology

Tears and saliva contain ________, an enzyme that kills bacteria

Fill in the blank(s) with correct word

Biology & Microbiology