EVERYDAY SCIENCE

SCIENCE

BIOLOGICAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The packages of the enzymes surrounded by membrane and appear as granules under light microscope are called.
A
Ribosomes
B
Lysosomes
C
Endoplasmic reticulum
D
Golgi apparatus
Explanation: 

Detailed explanation-1: -Lysosomes filled with hydrolytic enzymes are used for the controlled intracellular digestion of macromolecules. They contain about 40 types of hydrolytic enzymes, including proteases, nucleases, glycosidases, lipases, phospholipases, phosphatases, and sulfatases.

Detailed explanation-2: -As the size of lysosomes is very small (0.1 to1. 2 micrometres), lysosomes cannot be visible under the light microscope because of their low magnification. Lysosomes can only be seen under an electron microscope.

Detailed explanation-3: -(a) Enzymes packed in the Lysosomes are synthesized by the RER (rough endoplasmic reticulum).

Detailed explanation-4: -Lysosomes are membrane-enclosed organelles that contain an array of enzymes capable of breaking down all types of biological polymers-proteins, nucleic acids, carbohydrates, and lipids.

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