Question

During an experiment, a scientist discovers that a bacterial cell lacks ribosomes. What critical cellular process would be primarily affected?

Assertion (A): Chromosomes are composed of DNA and proteins. Reason (R): Chromosomes are visible as thread-like structures in non-dividing cells.

In brief, explain what happens when the following organelles are removed from a plant cell: (a) Nucleus (b) Cell wall (c) Cell membrane (d) Vacuole (e) Golgi apparatus

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.