NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL ORGANELLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the cell organelle that directs the activity of a cell that contains chromosomes with DNA?
A
nucleolus
B
nucleus
C
ribosomes
D
golgi body
Explanation: 

Detailed explanation-1: -The nucleus is the most conspicuous organelle found in a eukaryotic cell. It houses the cell’s chromosomes and is the place where almost all DNA replication and RNA synthesis occurs.

Detailed explanation-2: -Nucleus. The nucleus serves as the cell’s command center, sending directions to the cell to grow, mature, divide, or die. It also houses DNA (deoxyribonucleic acid), the cell’s hereditary material.

Detailed explanation-3: -The nucleus is the organelle that contains the majority of the cell’s genetic material, where it is organized into dense linear complexes called chromosomes. The number of these chromosomes varies from species to species.

Detailed explanation-4: -The nucleus is found in the middle of the cells, and it contains DNA arranged in chromosomes. It is surrounded by the nuclear envelope, a double nuclear membrane (outer and inner), which separates the nucleus from the cytoplasm.

Detailed explanation-5: -Nuclei contain the genetic material called DNA that is responsible for controlling and directing all cell activities. This is a very important organelle given its vital function.

There is 1 question to complete.