Peroxisomes do not have:

Which of the following statements is/are correct?
$(i)$ The shape of the cells may vary with the function they perform.
$(ii)$ Human $RBC$ is about $7.0 \; \mu m$ in diameter.
$(iii)$ Cytoplasm is the main area of cellular activities.
$(iv)$ Various chemical reactions occur in cytoplasm to keep the cell in the living state.

Which of the following is not a part of the endomembrane system?

Match the following columns:

Column-$I$ (Cell)	Column-$II$ (Number of Nuclei)
$P$. Sieve tube element	$I$. Binucleate
$Q$. Paramecium	$II$. Uninucleate
$R$. Typical cell	$III$. Enucleated
$S$. Skeletal muscle cell	$IV$. Multinucleate

Which one of the following pairs is $NOT$ correctly matched?

Eukaryotic cells have a well-organized nucleus and:
$a$. Both $70S$ and $80S$ types of ribosomes
$b$. Flagella associated with $9+2$ organization
$c$. Shows cytoplasmic streaming
$d$. Their $DNA$ is complexed with histones to constitute the chromatin