$A$ chromosome having the centromere in its middle is called:

Read the following statements $:-$
$(i)$ Centromere is present in the middle of the chromosomes and forms two equal arms.
$(ii)$ Chromosome has a terminal centromere.
$(iii)$ Centromere lies close to the end of the chromosome forming one extremely short and one very long arm.
$(iv)$ Centromere lies slightly away from the middle of the chromosome resulting in one shorter arm and one longer arm.
Select the correct option as per the codes given below $:-$

Which type of chromosome is represented by the given figure?

Which chromosome possesses a structure known as a satellite?

The basic structure of chromatin is composed of

Ribosomal $RNA$ is actively synthesized in