MCQ
The potential difference in the membrane which is responsible for the conduction of an impulse is brought about by a change in the membrane
- ✓Permeability
- BStructure
- CAnions
- DConcentration
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| Alveolar Air | Atmospheric Air | |
| $p O _{2}$ | $ X$ | $ Y$ |
| $pCO _{2}$ | $A$ | $B$ |
$\begin{array}{|l|l|} \hline Column\;-\;I & Column\;-\;II \\ \hline A.\;Areolar\;tissue & 1.\;Fat\;cells \\ \hline B.\;Adipose\;tissue & 2.\;Osteocytes \\ \hline C.\;Ligament & 3.\;Loose\;connective\;tissue \\ \hline D.\;Bone & 4.\;Dense\;regular\;connective\;tissue \\ \hline \end{array}$
Column $A$ Column $B$
(i) Oncogenes (1)Causes $AIDS$
(ii) Single circular $DNA$ (2)Lac-Operon concept
(iii) Splicing (3) Component of bacterial chromosome
(iv) Jacob and Monad (4) Processing of $mRNA$ molecules
(5) When activated cause cancer
$(i) (ii) (iii) (iv)$ respectively