Select the correct match for $X$ and $Y$.

Column $X$	Column $Y$
$(1)$ Microfilament	$(P)$ Glycocalyx
$(2)$ Microtubule	$(Q)$ Actin
$(3)$ Flagella	$(R)$ Tubulin
$(4)$ Bacterial outer layer	$(S)$ Flagellin

Which organelle is $NOT$ found in an animal cell?

In an animal cell,protein synthesis takes place in:

Which of the following statements is correct?

Write the functions of the following:
$(a)$ Centromere
$(b)$ Cell wall
$(c)$ Smooth $ER$
$(d)$ Golgi apparatus
$(e)$ Centrioles

Consider the following statements and choose the incorrect option:
$a$. Large and more numerous nucleoli are present in cells actively carrying out protein synthesis.
$b$. Nuclear pores allow bidirectional movement of molecules.
$c$. Cytoskeleton is a glycolipid structure for mechanical support,motility and maintenance of the shape of the cell.
$d$. Steroidal hormones are synthesized by Golgi complex.