Which of the following statements is false?

  • A
    Iodine is a trace element.
  • B
    $ATP$ is a coenzyme.
  • C
    Every enzyme is active only at a specific $pH$.
  • D
    The length of one complete turn of $DNA$ is $34 \ \mathring{A}$.

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Similar Questions

$A$ $DNA$ fragment contains $12$ nucleotides. What is the ratio of purine and pyrimidine nitrogenous bases in it?

Which one of the following statements about Histones is wrong?

Which one of the following histones is not present in the core particle of the nucleosome?

Assertion : In a $DNA$ molecule,$A-T$ rich parts melt before $G-C$ rich parts.
Reason : In between $A$ and $T$ there are three $H-$ bonds,whereas in between $G$ and $C$ there are two $H-$ bonds.

Genes are arranged on .......

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