Unlike identical twins, fraternal twins

a. result from two eggs fertilized by different sperm.

b. result from the same fertilized egg.

c. are always the same sex.

d. are produced from two identical embryos

What factors contributed to genetic diversity

What is a major difference between prokaryotes and eukaryotes? prokaryotes have no nucleus. all prokaryotes cause disease. eukaryotes contain more mitochondria. nucleic acids are founds only in eukaryotes.

When do your lungs work the hardest

Why do all organisms need water

The non sticky substance in chromosomal end

A hypothesis that in non-falsifiable is?

What is the difference between a meteor and a meteorite? A meteor has more mass A meteorite reaches Earth and has not burned up A meteorite orbits the sun and a meteor does not A meteorite glows

How does global warming affect the temperate deciduous forest

Why do mutations make such a large contribution to bacterial genetic variation?

What part of a childs brain is resposible for licking and eating reflexes?