describe the structure of nucleus.
Answers
HLO MATE HERE IS UR ANSWER.
❤. STRUCTURE OF NUCLEUS ❤
⭐. Nucleus has four main parts. They are
- Nuclear envelope.
- Nuclear matrix.
- Chromatin material.
- Nucleolus.
❤. NUCLEAR ENVELOPE ❤
⭐. It consists of two parallel membrane with nucleoplasm inside.
⭐. The outer membrane is continuous with Endoplasmic Reticulum {ER} , which is coated by ribosomes .
⭐. Minute pores are present on the membrane called nuclear pores.
❤. NUCLEAR MATRIX (or) NUCLEOPLASM❤
⭐. It is homogeneous , semi solid substance filled inside the nucleus.
⭐. It is composed of glycoproteins, ribonucleo proteins, hydrolyzing enzymes, DNA and RNA polymerase.
❤. CHROMATIN MATERIAL❤
⭐. The darkly stained network like substance in nucleoplasm is called chromatin material.
⭐. It contains DNA and histones.
❤. NUCLEOLUS ❤
⭐. One ore more spherical bodies present in the nucleoplasm are called nucleoli.