Crater lake was produced when a stratovolcano collapsed, creating the crater.
This means that certain cells are made by the body for different reasons. For instance, muscular cells are made for muscles, bone for bones, etc.
Hope this helped!
First thing is Male gametes are called sperm and Female gametes are called eggs. So some physical differences are that the eggs are spherical in shape, much larger then sperm, and are immobile (they stay in the female reproductive organ during fertilization). Sperm are smaller, are in a cone shape, and have tails so the could move to the egg during fertilization.
It's Gametes Sexual reproduction is the union of male and female gametes to form a fertilized egg, or zygote. The resulting offspring inherit one half of their traits from each parent.
