What??? is this a question? if so, what are you asking?
Light-sensitive cells in the retina at the back of our eye allow us to see. The human eye has two types: cones and rods. Rods are extremely efficient; a tiny amount of light can trigger them. They are responsible for our night vision.
Answer:
B and D
Explanation:
positive peer pressure means that the people around you may or may not have forced you to act positively
Your performing cardiovascular exercise
you don't work at too high an intensity level
your heart is strengthened<span />
Answer:
Advantage: better information
Disadvantage: discrimination
Explanation:
The advantage of being tested and knowing one status as regard a particular disease is that one is better informed and equipped with the necessary tool that ensures his or her well-being. On the other hand, testing for a disease could lead to many other things such as low self esteem, depression and most especially discrimination from the society as many people may not want to associate with someone who has a particular genetic disorder.
