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ACS General Biochemistry review Questions with Accurate Answers
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ACS General Biochemistry review
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ACS General Biochemistry reviewenantiomers – answer D and L stereoisomers of a sugar. Mirror image of -OH and -H
group around the chiral carbon.
hemiacetal - answer is an organic compound formed from an aldehyde or ketone & an
alcohol. involved in cyclization of sugars.
reducing sugars - answer contain a free aldehyde that can add an electron to reduce
other molecules
isoelectric point – answer pH at which a particular molecule carries no net electrical
charge.
amino terminus - answer end of a protein with the free amino group (NH3) beginning of
protein
carboxyl terminus - answer the end of the amino acid with the carboxyl group
hydrogen bond - answer A type of weak chemical bond formed when the partially
positive hydrogen atom participating in a polar covalent bond in one molecule is
attracted to the partially negative atom participating in a polar covalent bond in another
molecule (or in another part of the same macromolecule).
van der Waals forces - answerAttractive forces between separate molecules (not the
bonds between atoms) caused by positively and negatively charged regions within a
molecule.
ionic bond - answera chemical bond in which one atom loses an electron to form a
positive ion and the other atom gains to electron to form a negative ion
amide bond - answer(peptide bond) Bond that forms between carboxylic acids and
amines. It links two aa's together.
Amide linkage - answerPrimary protein structure is linked by?
H bonds - answerSecondary protein structure is linked by?
Tertiary protein structure - answervarious types of bonding between R groups (H bonds,
ionic bonds, covalent bonds) in large proteins
What are two reducing sugars? - answerglucose and amalose
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