Which hormone, made by the kidney, is necessary for red blood cell production by bone marrow?
A. Erythropoietin
B. Hemoglobin
C. Insulin
D. Erythrocytes
E. Leucocytes
Answer: A
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In most living cells, which one of the following is not a product of cellular respiration?
A. carbon dioxide B. water C. oxygen D. ATP E. All of these choices are products of cellular respiration in most living cells.
Which of the following nutrient types enters lacteals following digestion?
A. carbohydrates B. proteins C. nucleic acids D. vitamin C E. lipids
Studies that implicate the environment in influencing body weight consider
A) indigenous populations where the people have lived in the same area for thousands of years and tend to all be thin. B) populations that split, with some people remaining in the homeland and others moving to areas where their diet changes dramatically, resulting in weight gain. C) mice bred to be obese that are given different types of junk food. D) SNPs located throughout the genome.
Why did the pGLO+ cells glow on the LB/Amp/Ara plates but not on the LB/Amp plate?
A) Arabinose is a positive control B) They need the arabinose in order to turn on GFP expression C) The colonies could have glowed on either plate if they were successfully transformed D) Arabinose is a selective marker