NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the relationship (likeness) between mitochondria and chloroplasts?
A
Chloroplasts use energy to make glucose, and mitochondria use glucose to make energy.
B
Chloroplasts use glucose to make energy, and mitochondria use energy to make glucose.
C
Chloroplasts and mitochondria both make and store chemical energy in their structures.
D
Chloroplasts and mitochondria transform solar energy into chemical energy for the cell.
Explanation: 

Detailed explanation-1: –The carbon dioxide which is produced in aerobic cellular respiration, in the mitochondria, is essential for the plants for photosynthesis.-Chloroplasts convert the sunlight (absorbed by the chlorophyll) into food, and then mitochondria make/produce energy out of the food in the form of ATP.

Detailed explanation-2: -In a plant cell, chloroplast makes sugar during the process of photosynthesis converting light energy into chemical energy stored in glucose. In mitochondria, through the process of cellular respiration breaks down sugar into energy that plant cells can use to live and grow.

Detailed explanation-3: -Chloroplasts, the organelles responsible for photosynthesis, are in many respects similar to mitochondria. Both chloroplasts and mitochondria function to generate metabolic energy, evolved by endosymbiosis, contain their own genetic systems, and replicate by division.

Detailed explanation-4: -Our mitochondria take our glucose molecules through a process called cellular respiration which is essentially just a process of breaking down and converting glucose by combining oxygen with a glucose molecule.

Detailed explanation-5: -Both chloroplasts and mitochondria are semi-autonomous organelles having their own DNA and protein-synthesizing mechanisms. Both of them help in the cytoplasmic inheritance of certain specific characters and both depend on nuclear genes for biosynthetic activities. Was this answer helpful?

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