Which of the following statements are correct?
$A$) $\alpha$-amino acids present in proteins are $L$-amino acids.
$B$) Amino acids contain both $-NH_2$ and $-COOH$ groups.
$C$) The number of amino groups and carboxylic groups is always the same in amino acids.
$D$) Tyrosine was first obtained from cheese.
Choose the correct alternatives from below:

  • A
    $A$ and $B$
  • B
    $A$, $B$ and $D$
  • C
    $B$ and $C$
  • D
    $A$, $B$ and $C$

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Similar Questions

Each polypeptide in a protein has amino acids linked with each other in a specific sequence. This sequence of amino acids is called . . . . . . structure of that protein.

Match List-$I$ with List-$II$
List-$I$ Natural Amino acid List-$II$ One Letter Code
$A$. Arginine $I$. $D$
$B$. Aspartic acid $II$. $N$
$C$. Asparagine $III$. $A$
$D$. Alanine $IV$. $R$

Choose the correct answer from the options given below :-

In which of the following processes does protein $NOT$ participate?

Proteins can be used:

Which among the following is a basic amino acid?

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