3.12

Out of all molecules, what are the most diverse?

proteins
What do amino acids contain?

amino group and a carboxyl group
How are the amino group and carboxyl group connected?

covalently bonded to a central carbon atom,
What is the central carbon atom?

the alpha carbon
What is bonded to the alpha carbon?

a hydrogen atom and a chemical group system symbolized by the letter R
What does the R group determine?

the specific properties
How are amino acids joined together?

dehydration reaction
How does dehydration synthesis work in Amino acids?

links carboxyl group of one amino acid to the amino group of the next amino acid as a water molecule is removed.
What is a peptide bond?

The linkage from one carboxyl group of one amino acid to the amino group of the next amino acid as a water molecule is removed
what is a dipeptide?

two amino acids
How are there so many different kinds of proteins if there are only 20 amino acids?

sequence

Author

see.jerald

77947

Card Set

3.12

Description

Proteins are made from amino acids linked by peptide bonds

Updated

2011-04-07T02:15:10Z