The main evolutionary advantage of sexual over asexual reproduction is that it produces _____
a. more offspring per individual
b. more variation among offspring
c. healthier offspring
B
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What is the most abundant protein in the human body?
a. polysaccharides b. elastin
c. collagen d. amino acid e. triglycerides
Which of the following is not a function of the lymphatic system?
A. Absorb excess tissue fluid and return it to the blood stream. B. Absorb fats and transport them to the bloodstream. C. Produce and distribute lymphocytes. D. All of these are functions of the lymphatic system.
Which of the following has not been produced by fermentation technology?
A) Vaccines B) Enzymes C) Biopesticides D) Steroid hormones E) All of the above have been produced by this technology.
You discover a new plant hormone that stimulates cell division. Which experiment will allow you to determine if it is a cytokinin or gibberellin?
A. Determining where in the plant the hormone is produced will allow you to differentiate. B. Determining where the hormone binds its receptor will allow you to differentiate. C. Nothing will allow you to differentiate, these hormones are indistinguishable. D. Determining the role of the hormone in plant tissue culture will allow you to differentiate.