Number of neutron = mass number - atomic number
= 163 - 58
Number of neutrons of element X is 105.
The basic difference between light and electron microscope is their application in visualizing specimen.
Because genes close together on a chromosome tend to be inherited together, they are said to form a linkage group. It includes all of the genes found on a single chromosome which are inherited as a group. During division, they move and act as one instead of acting each on their own.