Some people fear that naturally occurring cross-pollination between genetically engineered plants with nearby weeds may spread traits from plants to weeds, producing superweeds
a. True
b. False
Indicate whether the statement is true or false
True
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Extremely low income can put a person at risk for undernutrition
a. True b. False Indicate whether the statement is true or false
Saturated fats:
a. are generally solid at room temperature. b. are found only in animal products. c. contain fatty acids with one point of unsaturation. d. contain a glycerol and 4 fatty acid molecules.
It is not absolutely necessary to consume the fat-soluble vitamins every day because they _____
a. would just be excreted from the body b. are only absorbed in limited amounts c. can be stored in the body for future use d. would reach toxic amounts in the body e. are not as important as water-soluble vitamins
Which of the following statements regarding autosomal recessive traits is TRUE?
a. The alleles passed from the parents must be heterozygous. b. The trait is associated with the X-chromosome and must be passed from both parents. c. The alleles passed from the parents must be homozygous. d. The trait is associated with the Y-chromosome and must be passed from a carrier father.