Answer:
D) Children born to parents with dark skin living far away from the equator
Explanation:
Rickets is a disease condition in children which is characterized by the softening and weakening of the bones caused by the deficiency of vitamin D.
Vitamin D is responsible the absorption of calcium and calcium plays a role in the formation of stronger bones and teeth.
Children born to parents with dark skin living far away from the equator are at a risk of developing rickets. As vitamin D is majorly naturally produced in our skin on exposure to sunlight, a dark skin prevents adequate penetration of sunlight into the skin.
Also, living far away from the equator where there is little sunlight all year, complicates the issue.
In order to resolve this, such kids should be given vitamin D supplements to meet their daily needs.
Answer:
Food(nutrient) and production of new offsprings(reproduction) are two characteristics of living things
Not sure what is going on here if u put a picture in next time that would help a lot sorry
Answer: Option B.
Explanation:
Peak oil is a process whereby the world oil supplies get at the peak but decrease with increases in extraction cost. Today's peak oil is use to fuel farm machineries, produce pesticides, transporting food system. These all depend on peak oil to strive. But livestock agriculture do not depend on peak oil to strive compare to construction, telecommunication, manufacturing, transportation that requires peak oil to fuel their machines.
Recent volcanic activity in different parts of the world supports the inference that volcanoes are located mainly in <span>zones of crustal activity. The correct option among all the options that are given in the question is the third option or option "3". I hope that this is the answer that has actually come to your great help.</span>