D.All of these is the answer
Simple sugars provide no other nutritional values besides energy; cause jolt in energy and then a run-down soon after. Complex sugars provide an extended sustained source of energy that are believed to be better for health and energy.
Answer: The correct answer is A
Explanation:
This because in space there is microgravity I.e absence or less gravity, the astronaut do not need to do much work, just to sleep, eat and go around. In microgravity the muscles are prone to atropy( respons e to gravity) which causes the muscle to be stiffen and straighten out, the muscles becomes weak.
The right answer is B.
The purpose of breathing is to do homeostasis, which means, to take CO2 out and get oxygen to our blood.
Babies live into the wound surrounded by liquid, so they don't need to breathe with their lungs.
All the things they needed to survive are taken from the mother thought the placenta.
Buenoooo está un poco difícil pero dale que tú puedes voy a ti.
