Epigenetics
40 questions for 40 points * 1) A majority of genetically engineered crops in production worldwide today have been engineered with a gene that:
For 1 Point(s)
Answer:
* A) codes for a protein that improves the nutrient value of the food * B) codes for a protein that allows the plant to thrive in a high-salt environment. * C) codes for a protein which makes the crop resistant to the herbicide Roundup * D) codes for a protein that suppresses the production of allergens in the food * 2) SNPs refer to:
For 1 Point(s)
Answer:
* A) a type of DNA * B) regions of DNA where differences exist between people * C) regions of DNA that are the same for most people * D) a new type of DNA * 3) Which of the following hormones has been shown to increase appetite?
For 1 Point(s)
Answer:
* A) ghrelin * B) leptin * C) endorphins * D) thyroid hormone * 4) Normally humans have:
For 1 Point(s)
Answer:
* A) 23 pairs of chromosomes * B) two sex chromosomes * C) two alleles for every gene * D) All of the above are true. * 5) Use the Karvonen formula to determine the target heart rate for a 24-year-old individual with a resting heart rate of 80 beats per minute who wants to exercise at 60 percent intensity level. Karvonen Formula: THR = (HRmax - RHR) x TI% + RHR Maximum heart rate formula: HRmax = 205.8 - (0.685 × age)
For 1 Point(s)
Answer:
* A) approximately 145 beats per minute * B) approximately 189 beats per minute * C) approximately 205 beats per minute * D) approximately 120 beats per minute * 6) People on a well-planned, strict vegan diet are at risk for a deficiency in which of the following unless they take a supplement?
For 1 Point(s)
Answer:
* A) protein * B) vitamin A * C) calcium * D) vitamin B12 * 7) The daily value for iron is set at 18
For 1 Point(s)
Answer:
* A) codes for a protein that improves the nutrient value of the food * B) codes for a protein that allows the plant to thrive in a high-salt environment. * C) codes for a protein which makes the crop resistant to the herbicide Roundup * D) codes for a protein that suppresses the production of allergens in the food * 2) SNPs refer to:
For 1 Point(s)
Answer:
* A) a type of DNA * B) regions of DNA where differences exist between people * C) regions of DNA that are the same for most people * D) a new type of DNA * 3) Which of the following hormones has been shown to increase appetite?
For 1 Point(s)
Answer:
* A) ghrelin * B) leptin * C) endorphins * D) thyroid hormone * 4) Normally humans have:
For 1 Point(s)
Answer:
* A) 23 pairs of chromosomes * B) two sex chromosomes * C) two alleles for every gene * D) All of the above are true. * 5) Use the Karvonen formula to determine the target heart rate for a 24-year-old individual with a resting heart rate of 80 beats per minute who wants to exercise at 60 percent intensity level. Karvonen Formula: THR = (HRmax - RHR) x TI% + RHR Maximum heart rate formula: HRmax = 205.8 - (0.685 × age)
For 1 Point(s)
Answer:
* A) approximately 145 beats per minute * B) approximately 189 beats per minute * C) approximately 205 beats per minute * D) approximately 120 beats per minute * 6) People on a well-planned, strict vegan diet are at risk for a deficiency in which of the following unless they take a supplement?
For 1 Point(s)
Answer:
* A) protein * B) vitamin A * C) calcium * D) vitamin B12 * 7) The daily value for iron is set at 18