Question

A. Name the units of the following physical quantities. (5%2=10)
1. Pressure :
2. Electrict charge
3. Magnetic Intensity:
4. Powerf electrical):
5. Amount of substance :​

Answer 1

There are two types of twins – identical (monozygotic) and fraternal (dizygotic). To form identical twins, one fertilised egg (ovum) splits and develops two babies with exactly the same genetic information. ... Twins are more or less equally likely to be female or male.