cockroaches can not grow to the size of an human body that would be immposible
no
Cockroaches are insects of the order Blattodea, of which about 30 species are associated with human habitats.
100,000,000
Hair follicles begin to grow on the human body during the fetal stage of development, around the 22nd week of gestation.
An exoskeleton.
Protein makes the body healthy and helps it grow if the human gets a lot of protein.
There is no such organ in human body.
Hair on the human body is produced by hair follicles, which are small structures in the skin that grow hair.
It has a single heart and thirteen chambers. Humans have a single heart and four chambers.
The pituitary gland
The Hair Cells :P
it means you grow quickly