LField_Final Exam_19 Aug 2017.docx - Question 1(2 points A...

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Question 1 (2 points) A group of researchers investigated the effects of a drug called Pressure Drop Y on lowering blood pressure in a group of men between the ages of 50 and 70 years old. The researchers did the following experiment and obtained the indicated results: One group of 150 men took a tablet containing Pressure Drop Y for 3 weeks – 95 of these men experienced decreased blood pressure by at least 10%. Another group of 150 men were given a tablet with no added Pressure Drop Y for 3 weeks – 10 of these men experienced decreased their blood pressure by 10%. What is the dependent variable in this experiment? Question 1 options: Blood pressure
Question 2 (2 points) Which macromolecule is the primary energy source for organisms?
Question 3 (2 points) You observe a cell under a microscope and don't see a well-defined nucleus. What type of cell is this?
Question 4 (2 points) What is the atomic number of an element with 9 protons, 10 neutrons and 9 electrons?
Question 5 (2 points) Which of the following statements about mitosis and meiosis is *NOT* true? Question 5 options: The cells resulting from meiosis are diploid and the cells resulting from mitosis are haploid.
Question 6 (2 points) What will most likely happen if a cell's lysosomes burst?
Question 7 (2 points) Which of the following statements about photosynthesis is correct?
Question 8 (2 points) What are two atoms with the same atomic number, but different atomic mass, called?
Question 9 (2 points) What is the sequence of the mRNA made from the gene AAACAGGTCCCA? Question 9 options: UUUGUCCAGGGU

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