Fraternal twins also known as monozygotic happens when two eggs have been released by the mother and then fertilized by two sperm.Select one:a.FALSEb.TRUE

If two eggs are fertilized by two separate sperm, what type of twins will develop?Multiple choice question.ConjoinedIdenticalFraternalPaternal

If the cells of the morula or the inner cell mass split, what type of twins will develop?Multiple choice question.FraternalDoubleConjoinedIdentical

Identical twins were separated at birth and brought together after 13 years. They varied in height by 5 centimeters and in weight by 10 kilograms. The most probable explanation for these differences is that (1) their environments affected the expression of their traits (2) their cells did not divide by mitotic cell division (3) they developed from two different zygotes (4) they differed in their genotypes

It is when homologous chromosomes attach to one another.Group of answer choicescrossing oversynapsissynapsidchiasmata

Two identical chromosomes, called make up a duplicated chromosome