PLEASE PLEASE help me with chemistry and nutrition! ANYTHING YOU KNOW CAN HELP ME?

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49.Which of the following lipoproteins contains the highest percentage of cholesterol?
a.Chylomicron
b.Low-density lipoprotein
c.High-density lipoprotein
d.Very-low-density lipoprotein

47.Which of the following is a feature of the protein RDA?
a.The recommendations are generous.
b.It is highest proportionately for adult males.
c.It is established at 8 grams per kilogram of ideal body weight.
d.An assumption is made that dietary protein is from animal sources only.

44.Where can essential fatty acids be found?
a.Fish only
b.Beef only
c.Plants only
d.Fish, beef, and plants

45.Approximately how many kcalories are contained in a pound of body fat?
a.1, 000
b.2, 500
c.3, 500
d.4, 000

46.Which of the following is a feature of catabolic reactions?
a.Involve release of energy
b.Occur only in mitochondria
c.Involve consumption of energy
d.Occur only during loss of body weight

42.What is the minimum daily amount of dietary carbohydrate necessary to spare body protein from excessive breakdown?
a.10-25 g
b.50-100 g
c.150-175 g
d.200-400 g

31.What is the first product of fatty acid catabolism?
a.Glycerol
b.Pyruvate
c.Acetyl Co A
d.Triglycerides

32.Excess Alcohol intake leads to a reduction in the synthesis rate of
a.Liver fat
b.Liver glucose
c.Ketone bodies
d.Acetyl Co A molecules

34.Among the following which has the greatest power to suppress hunger?
a.Apples
b.Peanuts
c.Donuts
d.Potato chips

24.Which of the following elements are found in certain amino acids?
a.Iron
b.Sulfur
c.Calcium
d.Potassium

25.Protein hydrolyzing enzymes are commonly known as
a.Proteases
b.Hydrolyzers
c.Prodigestions
d.Denaturases

26.Which of the following is a characteristic of hormones?
a.Inactivate bacteria
b.Act as messenger molecules
c.Coordinate visual response
d.Act as buffers in the blood stream
 
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