<span>What MUST occur before mitosis and meiosis can occur is B) DNA replication. DNA replication is a process of copying DNA into an identical copy. Before mitosis, the genetic material of the mother cell must duplicate so that each daughter cell have the same amount as the mother cell. On the other hand, meiosis is a reductive division. But meiosis II is similar to mitosis, so DNA replication is also necessary.</span>
Neutrons have no charge. This means the nucleus of an atom is always positively charged. An atom has a neutral overall charge because it has the same number of electrons as protons.
Answer:
in summer we wear light coloures and mostly cotton clothes because we swear a lot and cotton is good absorber of water and light cloth so that it does not absorb more heat .
In winter we wear dark coloured and woolen othes to keep us warm the dark coloured clothes helps to absorb heat and keep us warm
