The secondary structure of a protein results from _____.

a) hydrophobic interactions
b) bonds between sulfur atoms
c) peptide bonds
d) hydrogen bonds
e) ionic bonds


Ans: hydrogen bonds

Biology & Microbiology

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Consumer fears and uncertainty about the safety of cloned milk and meat have prevented these products from being sold in stores even though the ____________________ has ruled that such food is safe

Fill in the blank(s) with correct word

Biology & Microbiology

This image shows _____

1.passive transport 2.exocytosis 3.endocytosis 4.pseudopods surrounding a pathogen

Biology & Microbiology

The drug Gleevec is most closely associated with which of the following molecules?

A. DNA D. NADH B. mRNA E. tRNA C. ATP

Biology & Microbiology

Mendel continued some of his experiments into the F2 or F3 generation to _____

A) obtain a larger number of offspring on which to base statistics B) observe whether or not a recessive trait would reappear C) observe whether or not the dominant trait would reappear D) distinguish which alleles were segregating

Biology & Microbiology