A) Mitochondria - because they are double membraned and the inner one is highly folded into 'cristae'
For a fish to be buoyant, or float, it must displace less water or the same amount of water as its own body mass. ... Many fish use swim bladders to help them with quick depth changes. These bladders fill with air to help fish rise or release air so fish can sink, often in conjunction with forward movement.
A lot of cells are needed to create a living organism. infinity cells are needed
Idk sry abt that I’ll help u on something else
who is this Justin Bieber??!
