The Human Female has 22 pairs of chromosomes plus a pair of 2 "X" sex chromosomes for a total of 23 pairs of chromosomes.
The Human Male has the same 22 pairs of chromosomes, plus 1 X sex chromosome and 1 Y sex chromosome.
Lutino cockatiels are a colour not a gender. However, it does happen that because of the genetics and chromosones they are most often female although there are some males lutinos around (or there wouldn't be any left.)
123 chromosomes
23
x chromosones
They are called chromosones
Chromosones
76 Chromosones.
chromosones
A molar pregnancy is an abnormally fertilized egg. Molar pregnancies occur when the fertilized egg does not have any of the mother's chromosones, or the father's chromosones duplicate.
The female can only pass on ONE "X". an XX female offspring must get the second X from the father.
64 (32 pairs)
Chromosones consist of 'x' and 'y' chromosones. You get one set from mom and a set from dad, and you also have 22 pairs.