The biosynthesis of ribosomal RNA occurs in:

1. Ribosomes

2. Golgi apparatus

3. Microbodies

4. Nucleolus

The size of Pleuro Pneumonia Like Organism (PPLO) is:

1. 0.02 $\mathrm{\mu }$m

2. 1-2 $\mathrm{\mu }$m

3. 10-20 $\mathrm{\mu }$m

4. 0.1 $\mathrm{\mu }$m

Match the following columns and select the correct option:

Identify the statement which is incorrect.

Match the following:

Attachment of spindle fibers to kinetochores of chromosomes becomes evident in:

In a mitotic cycle, the correct sequence of phases is

1. S, ${\mathrm{G}}_1$, ${\mathrm{G}}_2$, M

2. ${\mathrm{G}}_1$, S, ${\mathrm{G}}_2$, M

3. M, ${\mathrm{G}}_1$, ${\mathrm{G}}_2$, S

4. ${\mathrm{G}}_1$, ${\mathrm{G}}_2$, S, M

During Meiosis 1, in which stage synapsis takes place?

Match the following events that occur in their respective phases of cell cycle and select the correct option:

What happens to the mass number and the atomic number of an element when it emits \(\gamma\text{-}\)radiation?