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BIO 1002 Exam 4 Pomarico LSU Questions and Answers with
Complete Solutions UPDATED!!!
Nutrition in all organisms involves 4 main steps: - ANSWER 1.
Acquisition of nutrients
2. Digestion, if required
3. Distribution of nutrients throughout the body
4. Synthesis of molecules for the organism's body
Animal cells require a ________________ supply of energy -
ANSWER Continuous
calories - ANSWER -How nutrient energy is measured
-Amount of energy needed to raise the temperature of 1 gram
of water by 1 degree C.
Calories - ANSWER -How food energy content is measured
-1 Calorie = 1 kilocalorie (1,000 calories)
5 Major Categories of animal nutrients - ANSWER 1. Lipids
2. Carbohydrates
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3. Proteins
4. Minerals
5. Vitamins
3 Types of Lipids - ANSWER 1. Fats
2. Phospholipids
3. Cholesterol
_____________ provide more energy/gram than any other
nutrient source - ANSWER Lipids
-Fat (9 Calories/gram)
-Cholesterol (4 Calories/gram)
Advantages of storing our "extra" Calories as fat: - ANSWER 1.
More calories with less weight (3600 Calories/gram)
2. Fats are hydrophobic and do not cause accumulation of water
3. Functions as insulation because fat conducts less heat
4. Protective padding around important organs
Fats supply: - ANSWER 1. Certain hormones
BIO 1002 Exam 4 Pomarico LSU Questions and Answers with
Complete Solutions UPDATED!!!
Nutrition in all organisms involves 4 main steps: - ANSWER 1.
Acquisition of nutrients
2. Digestion, if required
3. Distribution of nutrients throughout the body
4. Synthesis of molecules for the organism's body
Animal cells require a ________________ supply of energy -
ANSWER Continuous
calories - ANSWER -How nutrient energy is measured
-Amount of energy needed to raise the temperature of 1 gram
of water by 1 degree C.
Calories - ANSWER -How food energy content is measured
-1 Calorie = 1 kilocalorie (1,000 calories)
5 Major Categories of animal nutrients - ANSWER 1. Lipids
2. Carbohydrates
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3. Proteins
4. Minerals
5. Vitamins
3 Types of Lipids - ANSWER 1. Fats
2. Phospholipids
3. Cholesterol
_____________ provide more energy/gram than any other
nutrient source - ANSWER Lipids
-Fat (9 Calories/gram)
-Cholesterol (4 Calories/gram)
Advantages of storing our "extra" Calories as fat: - ANSWER 1.
More calories with less weight (3600 Calories/gram)
2. Fats are hydrophobic and do not cause accumulation of water
3. Functions as insulation because fat conducts less heat
4. Protective padding around important organs
Fats supply: - ANSWER 1. Certain hormones
