Denaturing of peptide bonds would most likely affect which of the following organic molecules?
lipids
enzymes
nucleic acids
eicosanoids
The Correct Answer is B
A. lipids: Lipids are not made of peptide bonds; they consist of fatty acids and glycerol.
B. enzymes: Enzymes are proteins, made of amino acids linked by peptide bonds. Denaturation alters the protein's structure and function.
C. nucleic acids: Nucleic acids (DNA/RNA) are composed of nucleotides, not peptide bonds.
D. eicosanoids: Eicosanoids are lipid-derived signaling molecules, not proteins.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. homozygous recessive: That would be written as ww - both alleles being recessive.
B. homozygous dominant: WW means both alleles are dominant-this is homozygous dominant.
C. heterozygous dominant: That would be Ww-one dominant and one recessive allele.
D. heterozygous recessive: There is no such term; heterozygous always means one dominant and one recessive.
Correct Answer is B
Explanation
A. exocytosis: This is the process of expelling material out of the cell, not taking it in.
B. pinocytosis: Pinocytosis is "cell drinking"-the process of engulfing dissolved particles in fluid by invagination of the plasma membrane.
C. cytolysis: Cytolysis refers to cell bursting, not intake of particles.
D. phagocytosis: Phagocytosis is "cell eating", where the cell engulfs large solid particles like bacteria, not liquids.
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