Twins who are of the opposite sex or do not look alike are fraternal twins ~ not identical. This means that at the time of their conception ~ two eggs were fertilised. In the case od identical twins, one egg is fertilised and split in half.
identical twins...
fraternal
farternal
Any set of twins that are not identical (whether it's boys or girls or a combination of the two) are fraternal twins.
Dizygotic twins develop from two separate ova fertilized by different sperm at roughly the same time, they are also called fraternal twins. Monozygotic twins develop from one zygote that splits apart producing genetically identical zygotes; also called identical twins.
When someone is genetically identical to someone else they are called twins, triplets etc.
Identical twins are formed from a single egg that splits into two. Fraternal twins are formed from two separate eggs that are both separately fertilized. So identical twins have identical DNA, and fraternal twins do not.
Yes they are identical twins
If they were not then they would not be called identical twins!
Identical twins. Although horses sometimes have twins I'm not sure if they have identical twins.
monozygotic or maternal twins
Identical twins are called monozygotic. Fraternal twins are called dizygotic.
Any set of twins that are not identical (whether it's boys or girls or a combination of the two) are fraternal twins.
identical twins, as opposed to fraternal.
Non-identical twins are represented on a pedigree chart with a sign thata looks like this: / or called a slash!!! ;)
Isograft
Dizygotic twins develop from two separate ova fertilized by different sperm at roughly the same time, they are also called fraternal twins. Monozygotic twins develop from one zygote that splits apart producing genetically identical zygotes; also called identical twins.
When someone is genetically identical to someone else they are called twins, triplets etc.
Identical twins are formed from a single egg that splits into two. Fraternal twins are formed from two separate eggs that are both separately fertilized. So identical twins have identical DNA, and fraternal twins do not.
The Milton twins are called Cali and Cherish. They are from California in the United States of America. They are identical twins.