Methane gas (CH4) is an example of a

molecule containing which type of chemical
bonds?



a. hydrogen bonds
b. double bonds
c. ionic bonds
d. polar covalent bonds
e. nonpolar covalent bonds


E

Biology & Microbiology

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What occurs in a missense mutation? a. All of the amino acids beyond the mutation point are changed. b. A nucleotide is added to the DNA

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Which cells make you immune to a disease that you were previously exposed to?

a. effector cells. b. memory cells. c. dendritic cells. d. phagocytes. e. fibroblasts.

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Diet-induced thermogenesis

What will be an ideal response?

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Work of which of the following scientists resulted in an end to the theory of spontaneous generation

A. Elhrich B. Jenner C. Koch D. Hooke E. Pasteur

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