________ bonds are needed for complex shapes of large organic molecules.

A. Ionic
B. Nondirectional
C. Stationary
D. Directional


Answer: D

Biology & Microbiology

You might also like to view...

In bacterial synthesis of polysaccharides, such as starch and glycogen, glucose is donated to the end of the growing chain by ADP-glucose. A similar reaction occurs in bacterial branching of phospholipids when phosphatidic acid is attached to a ________.

A. dihydroxyacetone phosphate B. fatty acyl-ATP C. acetyl-CoA D. cytidine diphosphate carrier

Biology & Microbiology

A microbiologist Gram stains a bacterium and finds the bacterium to be blue to purple in color. This identifies the

A. bacterium as gram-positive. B. bacterium as a disease-causing organism. C. bacterium as an endospore former. D. species of bacterium. E. bacterium as gram-negative.

Biology & Microbiology

Chromosomes are aligned at the middle of the cell during _____

a. anaphase b. metaphase c. interphase d. prophase e. telophase

Biology & Microbiology

Four of the five choices listed below are periods of

the same cycle. Select the exception. a. G1 b. Mitosis c. Replication d. S e. G2

Biology & Microbiology