enzymes: protein structure(unit 3) Flashcards

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1
Q

proteins are made of

A

amino acids

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2
Q

what are the four chemicals attached to the central carbon in an amino acid

A

a hydrogen atom
an amino group
a carboxylic group
a variable r group

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3
Q

how many different amino acids

A

20

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4
Q

what are peptide bonds made of

A

amino acids linked together

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5
Q

a condensation reaction happens between occurs between

A

two amino acids

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6
Q

a dipeptide is formed by

A

two amino acids linked by a peptide bond

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7
Q

three amino acids form a

A

tripeptide

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8
Q

a polypeptide with more than 50 amino acids is called a

A

protein

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