a. Cholesterol b. Only bile pigments c. Mixtures of cholesterol and bile pigment
ID: 198391 • Letter: A
Question
a. Cholesterol b. Only bile pigments c. Mixtures of cholesterol and bile pigments d. calcium 13. Explain why stomach cells are resistant to HC: a. Mucus b. Hormones c. Cells 14. Large intestine is the place where vitamins and electrolytes K/Na are absorbe a. True b. False 15. The nutrients are absorbed via 4 main types of absorption. List the 4: a. only diffusion b. diffusion, facilitated diffusion, active transport, enodcytosis c. active transport and facilitated diffusion d. none of the above 16. Safety concerns of genetically modified food include: a. Addition of allergies b. Possibility of gene flow c. The loss of genetic diversity d. All of these choices are correct 17. Following diseases are associated with digestive system when fin e tuning of its physiology goes wrong: a. heart burn, GERD, IBS b. obesity, heart burn c. osteoporosis, dementia d. none of the above 18. Why biotechnology is used in agriculture? a. Over-nutrition b. Hunger c. Vitamin A deficiency d. Protein deficiencyExplanation / Answer
13. The answer is A. Mucus.
Explanation
Mucosal coated with highly alkaline mucus that neutralizes Hcl and resists enzymes.
14. The statement is True.
Explanation
The large intestine absorbs water, minerals, electrolytes such as sodium, potassium and vitamins such as riboflavin, thiamine, vitamin B12 and vitamin K.
15. The answer is b.
Explanation
The for ways of nutrients a absorption are passive diffusion, facilitated diffusion, active transport and endocytosis.
16. The answer is d. All of these choices are correct.
Explanation
The safety of the genetically modified food concerns about the addition of allergens/ toxins, change in nutrient contents, antibiotic resistance. Also it concerns with the gene flow and loss of animal genetic diversity.
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