DNA
DNA
DNA
Chromosomes are made from long, coiled molecules of DNA. DNA is the material inside the nucleus of cells that carries genetic information.
A huge, major role: Cells contain chromosomes which contain genes which contain DNA! DNA can be said to be the most important part for us - it is the genetic code which makes up our body - it describes how we move, how we look, how we do everything!
chromosomes
A huge, major role: Cells contain chromosomes which contain genes which contain DNA! DNA can be said to be the most important part for us - it is the genetic code which makes up our body - it describes how we move, how we look, how we do everything!
23 Pairs of chromosomes or 46 chromosomes.
Gametes have half the number of chromosomes that most cells in the organism have. Most human cells have 46 chromosomes, but eggs and sperm have 23 chromosomes each.
Often the element helium (atomic symbol: He) often makes objects float, most commonly balloons.
Human cells consist of 46 (23 pairs) chromosomes.
Most males have XY chromosomes while most females have XX chromosomes.
sex chromosomes