Answer: after organelles it cells,tissues,organs,organ system then it give you the last one which is organism.
Explanation:
Intrasexual selection
Intrasexual Selection is when
members of the same sex within a species contend emulously with each other in
order to acquire chances to mate with others such as the male against male
competition for females. This type of selection often involves posturing and
fighting. Species or individuals suitable for intrasexual selection will possess
developed better weapons than their competitors.
When a family faces a situation that is too hard to solve by itself, it is a sign of strength to ask for help.