Cobalt is a component of _____, sulfur is a component of _____, ...

[krzymel]

Cobalt is a component of _____, sulfur is a component of _____, and iodine is a component of _____.
 A) tocopherol, cysteine, insulin
  B) choline, homocysteine, opsin
  C) vitamin B12, methionine, thyroxine
  D) biotin, pyridoxamine, folacin
  E) tryptophan, niacin, salt

Question 2

Betsy Winslow is a 62-year-old retired school teacher. She is 5'3 tall and weighs 155 pounds (BMI 27.5). Mrs. Winslow is a member of a walking group that meets three mornings a week. She walks two miles each morning. After experiencing episodes of chest pain and shortness of breath when walking, she made an appointment to see her physician. Her laboratory results are as follows: Total cholesterol 251 mg/dL HDL cholesterol 47 mg/dL LDL cholesterol 146 mg/dL Triglycerides 203 mg/dL Mrs. Winslow's 24-hour recall reveals the following intake: Breakfast: Scrambled eggs, bacon, toast with butter and jelly Lunch: Hamburger, pizza, salad with Italian dressing Dinner: Fried chicken, mashed potatoes and gravy, buttered corn on the cob, 2 milk, sweet tea, coconut cake Snack: Ice cream, cola Snack: 3 chocolate cookies, 2 milk To reduce her risk of CHD, Mrs. Winslow's LDL should be _____ mg/dL.
 a. <100
  b. <130
  c. >140
  d. >120
  e. <150

[yasmina]

Answer to Question 1

C

Answer to Question 2

a

[krzymel]

Excellent

[connor417]

Wow, this really help