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State one feature that is similar and one feature that is dissimilar with respect to mitochondria and plastids.
Explain the process of membrane biogenesis and the role of ER in it.
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.
Cells of onion peel and RBC are separately kept in hypotonic solution, what among the following will take place? Explain the reason for your answer.
Which of these is not related to endoplasmic reticulum?
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