Chromosomes Flashcards
1
Q
What is a gene?
A
A gene is a short section of DNA that codes for a protein and as a result controls a characteristic.
2
Q
How many pairs of chromosomes are there in each cell of the body?
A
There are 23 pairs of chromosomes in each cell of the body, resulting in 46 chromosomes in total.
3
Q
How many chromosomes are there in sex cells (gametes)?
A
There are 23 chromosomes in total in each gamete cell.
4
Q
What is a diploid number of chromosomes?
A
A diploid number of chromosomes is the amount found in body cells, which is 46 in humans.
5
Q
What is a haploid number of chromosomes?
A
A haploid number of chromosomes is half the diploid amount, which is 23 in humans, and is found in gametes (sperm and egg cells).
