I think you mean sperm cell. It is called fertilization.
I'm not entirely sure but I think this is true (?) because rescue breathing should only be used if any of the following happened to the victim: drowning, drug overdose, collapse due to breathing problems, an unresponsiveness in infants or children, an unconsciousness adult that isn't breathing normally, and if they are having prolonged cardiac arrest.
Hope this helps! :)
Answer:
Female is more emotional because women have always been the caring one, since the beginning of humankind. It is the hormones that call them to become caring as in the later stage of their life they become mothers.
It made it much easier and faster to count the blood cells.
