The list given below contains essential amino acids that are basic $(X)$ and also non-essential amino acids that are neutral $(Y)$. Identify $X$ and $Y$ from the following list:
$a)$ Lysine
$b)$ Alanine
$c)$ Serine
$d)$ Arginine
$e)$ Tyrosine

  • A
    $X = b, c, e; \quad Y = a, d$
  • B
    $X = a, d; \quad Y = b, c, e$
  • C
    $X = a, c; \quad Y = b, d, e$
  • D
    $X = a, b, c; \quad Y = d, e$

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