Why is the gas exchange that occurs during breathing important?

Ok so my eye has been hurting since i woke up and then it keeps getting blurry its only left eye and idk what to do

When participating in a weight training program, which of the following is most likely to occur? a. your overall weight will not changeb. you will gain musclec.you will lose fatd. all of the above

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous