10 points blood typing is an example of *. this is where there is one gene but that one gene can have several different characteristics.

Blood typing is an example of codominance  

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

lysosome is this part of the cell is surrounded by a very thick outer membrane to protect the rest of the cell from its strong enzymes.