They lack all normal basic survival skills, because you learn from the people around you. you should research feral children, i did a whold research paper about them and its really interesting. and there is so much info on the web.
isolated communities and lack of access to goods
Early humans did not have the type of protection from the elements that we have today. They were exposed to rain and sun, as well as had to be careful when walking because of the lack of shoes.
no. humans lack an enzyme to digest wood
Major ones are junk food and lack of exercise.
Major ones are junk food and lack of exercise.
Lack of oxygen
Oxygen
Leaves
the effects of lack education are-The people will become ignorant.And the people will jobless.and the last is early pregnant,early .
In early childhood, blindness. Later on, various problems with immune system, cancer, etc. Most commonly, night blindness if the person isn't completely blind from a lack of Vitamin A in youth.
Because they lack an enzyme
Humans may get weak in a lack of gravity situation, due to the lack of use of certain muscles.