Answer: Option C
Explanation:
The theory states that the people with the lighter skin tones have the ability to produce more Vitamin D in presence of sunlight. The less the skin deflect UVB, the skin can produce more VItamin D.
This is the reason inspite of being at the higher latitude region some indigenous people having darker skin tone needs to have vitamin D as supplements or eat foods rich in VItamin D.
hence, the correct answer is option C
I believe the correct answer would be the parathyroid hormone (PTH) and calcitonin. Both of this hormones work in hand in hand in regulating the phosphate and the calcium levels present in the blood. Hope this answers the question.
The number of chromosomes for haploid pea plant cells is 7!
A process for investigation and experimentation
Answer:
the sunlight one will thrive
Explanation:
a lamp is artificial light.