SSC MTS EXAM

SSC

BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which organelle contains DNA and directs activities of the cell?
A
mitochondria
B
chloroplasts
C
nucleus
D
ribosome
Explanation: 

Detailed explanation-1: -Known as the cell’s “command center, ‘’ the nucleus is a large organelle that stores the cell’s DNA (deoxyribonucleic acid). The nucleus controls all of the cell’s activities, such as growth and metabolism, using the DNA’s genetic information.

Detailed explanation-2: -Other than the nucleus, the mitochondria are the organelles that contain DNA. In contrast to chromosomal DNA, the mitochondria contain nucleic material known as mitochondrial DNA. This mitochondrial DNA has been preserved for centuries without being destroyed.

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