Describe the key structural and functional differences in the three major muscle fiber types. How do these differences result in different exercise capabilities

answer: d is correct

just put in mind that others aren't perfect. we all have problems that we feel makes us low of the low. but know that you are special and unique, that is what makes you out of this world : ). you might think and feel that others judge you, but mostly other people are scared if people judge them. just be happy, spend time with family, smile because that is the greatest medicine. a happy life. hope this : ))

abuse, both physical and emotional. messes with your head. makes you feel like nothing, no matter what anyone else tells you