In the crystal matrix of ordinary salt, the sodium and chlorine are held together by:

A. peptide bonds.
B. covalent bonds.
C. ionic bonds.
D. hydrogen bonds.
E. nonpolar bonds.


C

Biology & Microbiology

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The expression of different phenotypic traits for a given genotype under different environmental conditions is referred to as

A) acclimation. B) phenotypic plasticity. C) developmental plasticity. D) habituation.

Biology & Microbiology

List the steps involved in constructing a knockout mutant in yeast

What will be an ideal response?

Biology & Microbiology

If a plasma membrane is analogous to the cell, which of the following is analogous to the animal body?

a. a reproductive system b. a muscle system c. the skin d. a digestive system

Biology & Microbiology

Modern biologists have identified two main factors that drive speciation. What are these factors?

What will be an ideal response?

Biology & Microbiology