Fraternal twins are resulted.
Two ova are fertilised by two sperms thus forming two different zygotes known as dizygotic contrary to only one zygote splitting into two to form genetically identical twins.
Fraternal twins are non-genetically identical twins.
Hope it helped!
Answer:
B and C I think
Explanation:
Those ones make the most sense in my opinion.
DNA is found in the nucleus of a cell. Depending on the type of cell, different parts of the DNA are used (example; if it's an eye cell, the DNA will use the segment that is dedicated to the functions of the eye). When a protein is needed, the DNA will split and in a process called transcription, the DNA messages are copied onto mRNA. The mRNA then leaves the nucleus through nuclear pores, and then travels through the cytoplasm to locate ribosomes which will produce the proteins needed to express whatever trait it codes for.
Three weeks is how long a human can live without food
UV light caused cancer because it damages the DNA in our cells. Changing the characteristic of a cell can cause cancer