There's body temperature, which in humans is 37*C. Also there's blood sugar, which is controlled by the hormone insulin produced in the pancreas. Water and mineral ions are also controlled by the body. You may lose water and mineral ions by sweating, urine and also by breathing out. This is controlled by the nervous system and hormones. Sorry, I don't know a fourth yet
What must the human body need to get energy from food is to use oxygen to produce ATP which will fuel the cells.
The human body must lubricate for intercourse to reduce the friction of genitalia.
Fertilisers are not toxic products; but, of course, fertilizers must be used only rationally and in controlled conditions.
about 2litres ----------------------------------- Well, that must be a very small human! (weighting about 28 kg). Information about the average volume of blood in humans could be found at the related links.
The excess of food that is stored in the human body is known as fat. A person must be mindful of having too much fat storage, as this can cause a strain on the body.
I suppose the answer must be by control of human activities
The human body maintains homeostasis because homeostasis is the maintenance of stable internal conditions in a changing environment. individual cells ,must maintain homeostasis in order to live.- information from *Amaz!nqq Shorty*
What must the human body need to get energy from food is to use oxygen to produce ATP which will fuel the cells.
The human body must lubricate for intercourse to reduce the friction of genitalia.
Stable
Fertilisers are not toxic products; but, of course, fertilizers must be used only rationally and in controlled conditions.
your body must give of heat if it is going to maintain homeostasis. You eat to maintain homeostasis.
BLOOD
I think it's stem cells
Protecting your brain, which must be the size of a pea if you are asking this question!
The position that the human body must be in to be considered akimbo is a position many of us do on a regular basis. This position is where one places ones hands on the hips and the elbows are bowed out to the side.
Controlled variables are quantities that must remain constant.