How many chromosomes are in a genome?

Answer 1

23 i think

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There's no such thing as "a DNA. But it works the other way around: DNA doesn't contain chromosomes, but chromosomes contain DNA.

A person has 23 chromosome pairs: 46 chromosomes. One (pair) of which decides gender. Some people aren't perfect and have 47 chromosomes. Maybe other 'combinations' exist too.

Answer 2

The number of chromosomes in a genome varies depending on the species. For humans, there are 46 chromosomes (23 pairs) in a genome. Each chromosome contains thousands of genes that carry genetic information.

Answer 3

That would depend on the organism. In humans, it would be 46 chromosomes with thousands of genes.

Answer 4

DNA does not contain any chromosomes. Chromosomes contain DNA, and in humans, there are 46 chromosomes in each cell.

Answer 5

A normal human has 23 pairs of chromosomes, i.e. 46 chromosomes. People with Down syndrome have an extra copy of the 21st chromosome so they have 47 chromosomes.

Answer 6

46 per cell