Question

Give reason for the following: (a) Meristematic cells possess a prominent nucleus and dense cytoplasm but are devoid of vacuoles. (b) Plants like cacti have thick epidermis. (c) Chewing a pear fruit gives a crunchy and granular sensation. (d) It is challenging to remove the husk from a coconut. (e) Bones are strong and non-flexible.

Draw a well labelled diagram of an eukaryotic nucleus. How is it different from nucleoid?

Write two points of difference between nuclear region of a bacterial cell and nuclear region of an animal cell.

Which structure present in the nuclear region of a living cell bear genes?