"The mouth" is the correct answer
<h2>Answer: </h2>
Yes. Smoking can increase the risk of age related macular degenartion, and <u>cataracts.</u>
Smoking has recently became a norm within the society, which has been given numerous faces. But at the same time is killing inner you. Smoking can also lead to loss of vision of even a person's blindness. Not only this but habit of smoking also increases the possibility of getting diabetic and the once who are already having it and yet smokes, are being effected double.
Answer:
A concentration gradient occurs when the concentration of particles is higher in one area than another. In passive transport, particles will diffuse down a concentration gradient, from areas of higher concentration to areas of lower concentration, until they are evenly spaced.
well hope this help at least (good night)