What’s the meaning of internal bleeding

Internal bleeding is bleeding that occurs within your body. An injury that damages the outside of your body is easy to see. A cut or tear in your skin usually bleeds. You can see what's hurt, and it's easy to pinpoint what caused it. Internal bleeding isn't as easy to see or diagnose.

Explanation:

i looked it up

and u r very pretty

it means you are bleeding inside your body and not the outside

Internal bleeding (also called internal hemorrhage) is a loss of blood from a blood vessel that collects inside the body. Internal bleeding is usually not visible from the outside.

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation

ask your friends for what they got then copy it down if you don't have any friends which is fine than google it or pay the teacher