MCQ
Ions that must be present for binding the cross bridges is
  • A
    $N{a^ + }$
  • $C{a^{ + + }}$
  • C
    ${K^ + }$
  • D
    None of these

Answer

Correct option: B.
$C{a^{ + + }}$
b
It’s obvious.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free