EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The wonder pigment chlorophyll is present in.
A
Mitochondria
B
Centrosomes
C
Quantosomes
D
Lysosomes
Explanation: 

Detailed explanation-1: -In a chloroplast, the thylakoid membrane has light-capturing bodies called quantasomes. Each quantasome contains 230 chlorophyll molecules.

Detailed explanation-2: -Chloroplast: These are a type of cell organelle found in plant cells containing chlorophyll. These organelles are mostly found in the mesophyll cells of leaves and the guard cells of the epidermis.

Detailed explanation-3: -Chlorophyll pigment is present in chloroplasts. In a chloroplast, thylakoid membranes have chlorophyll pigments embedded in them. The chlorophyll pigments actually capture light energy. Hence light reactions occur in thylakoid membranes.

Detailed explanation-4: -In the thylakoid membrane of chloroplasts, where photosynthesis takes place, there are particular particles known as quantasomes. Proteins, lipids, and a combination of photosynthetic pigments and redox mediators make up quantasomes.

Detailed explanation-5: -Chlorophyll is the green-colored pigment present in the plants, algae and cyanobacteria. It is present in the thylakoid membranes inside the chloroplast. Leaves appear green in color due to the presence of chlorophyll pigment.

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