NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL CYCLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a genome?
A
A pair of two daughter cells.
B
The genetic material of an organism. It consists of DNA.
C
A pair of two sister chromatids.
D
The cytoskeletal structure of eukaryotic cells that forms during cell division to separate sister chromatids between daughter cells.
Explanation: 

Detailed explanation-1: -The complete set of DNA (genetic material) in an organism. In people, almost every cell in the body contains a complete copy of the genome. The genome contains all of the information needed for a person to develop and grow.

Detailed explanation-2: -A genome is all of the genetic material in an organism. It is made of DNA (or RNA in some viruses) and includes genes and other elements that control the activity of those genes.

Detailed explanation-3: -A genome is the complete set of genetic information of an organism. It contains all the instructions for creating and maintaining life. Every living organism consists of a genome. A human genome consists of nuclear and mitochondrial DNA.

Detailed explanation-4: -In eukaryotes, most genomic DNA is located within the nucleus (nuclear DNA) as multiple linear chromosomes of different sizes. Eukaryotic cells additionally contain genomic DNA in the mitochondria and, in plants and lower eukaryotes, the chloroplasts.

Detailed explanation-5: -A genome is an organism’s complete set of genetic instructions. Each genome contains all of the information needed to build that organism and allow it to grow and develop.

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