What are the chances of a father passing a y-linked disorder to his son? a) 25%
b)50%
c)75%
d)100%

plz just answer seriously

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?

Which organism actively hunts other

Northern switzerland has a fairly cold climate caused by sea winds from the atlantic ocean but souther switzerland tends to be much warmer and sunnier, what could cause this difference?