B. Viruses
We catch the common cold from a living thing called a virus. There is about 200 identified viruses you can catch but the most common is the rhinovirus, it causes 10% - 40% in spring, summer, and fall.
Yes it will, but theres a lot more benefits too
Answer:he iris, the visible colored part of the eye, is the most anterior portion of the vascular layer of the eye, and either dilates or constricts to control how much light enters the posterior chamber.
Explanation:
Answer:
B. Smooth muscle in the tunica media
Explanation:
Arteries contains elastic and smooth muscle fibers that helps in contraction and expansion, respectively. The smooth muscle fibers are present in the tunica intima which is the thickest and middle layer of arteries.
Connective tissues and endothelium don't play a direct role in contraction or expansion. However, elastin proteins helps in contraction.
Hope this help.
