Answer:
Fraternal - 2 egg cells
Identical - split of zygote
Explanation:
Fraternal twins are likely to be formed by 2 different egg cells being simultaneously sent by the ovaries and both of them being fertilized by the sperm cells. They are non-identical because the DNA of the 2 egg cells and the 2 sperm cells are different.
Identical twins are formed after a single egg cell has been fertilized by a single sperm cell, then split after the first division. This results in 2 genetically identical embryos because they were formed from the same fertilized egg.
He is consider as a worker in the class room that follows somethings the teacher says sorry if is wrong.
The cochlear branch passes on the information from the cochlea of the ear to the brain. Another portion of the same is the vestibulocochlear nerve. It carries the spatial orientation information to the brain. These are also known as acoustic, or auditory nerves.
hello!
your answer will be
moderate or normal psychological stress interpreted as being beneficial for the experiencer.
have a goed day
Answer:
Prior to more stringent blood safety measures and more sensitive tests, HIV from infected blood donors made its way into blood products. From the late 1970s to the mid-1980s, about half of all people with hemophilia became infected with HIV after using contaminated blood products.
