Botany - Cell - The Unit of Life Question with Solution | TestHub

BotanyCell - The Unit of LifeCell OrganellesEasy2 minPYQ_2020
BotanyEasysingle choice

Study the following statements regarding mitochondria and select the incorrect ones.

(i) The matrix contains single circular ssDNA molecule, a few RNA molecules, 70s ribosomes

(ii) Mitochondria divide by fission

(iii) Mitochondria bear cisternae

(iv) These are the sites of aerobic respiration

Options:

Answer:
C
Solution:

Mitochondria is an important organelle in the eukaryotic cell as it the centre for conducting aerobic respiration. It is semi autonomous having its own circular dsDNA with ribosome and RNA molecule for protein synthesis. The inner membrane of mitochondria is internally looped to form cristae. The mitochondria can replicate itself and increase the copies via fission process similar to the prokaryotic one.

Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Cell - The Unit of LifeSubtopic:Cell Organelles
⏱ 2mℹ️ Source: PYQ_2020

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