The skin plays a role in the production of vitamin D because when dehydrocholesterol reaches the skin by means of the blood and is exposed to ultraviolet light from the sun, it changes to vitamin D in an inactive form.
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<span>Forces can be measured using a device called force meter. The unit of force is called the Newton. It is represented by the symbol N. A force of 2N is smaller than 7N. A force usually results from an interaction.</span>
Answer:
All of the above----------
Answer:
Bearded dragons are endothermic, like all reptiles.
Explanation:
Endothermic animals cannot generate their own body heat, they rely on outside temperatures.
