Which of the following molecules contains at least one peptide bond?

A) glycogen
B) cellulose
C) chitin
D) peptidoglycan


Answer: D

Biology & Microbiology

You might also like to view...

The diagram below represents a protein electrophoresis gel with samples from six individuals tested for variants (alleles A and B) of a single protein. What are the genotype frequencies?

A. 33.3% A, 66.6% B B. 75% A, 25% B C. 25% B, 75% A D. 66.6% A, 33.3% B E. Can't determine the frequency from this information.

Biology & Microbiology

Which of the following occurs immediately after a haploid spore germinates?

a. A gametophyte is created by mitosis. b. A gametophyte is created by meiosis. c. A sporophyte is created by mitosis. d. A sporophyte is created by meiosis.

Biology & Microbiology

Xylem sap mainly contains

(A) water and amino acids (B) water and sugar (C) sugar and minerals (D) water and minerals

Biology & Microbiology

What is the term used to describe the amount of antibody in a patient's serum?

a. concentration b. differential c. dilution d. titer

Biology & Microbiology