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1) What is the preferable study group in mammalian testing of aging interventions Mice or monkeys? Why? 2) If you were to run a retirement community what would you do to improve the health/lives of the people who depend on you?
3. The ____________ ____________ theory , states that there exists a biological clock and a time dependent plan or program that directs a limitation to a lifespan?
a. DNA damage b. Evolveabity Theory c. Mutation-accumulation d. free radical
4. Unlike inorganic objects like rocks or even computers (at present) , living organisms can repair damage or rebuild or even recycle damages at the sub-cellular level. Give three instances cellular systems involved in repairing cellular damages.
5. An often given example of antagonistic pleiotropy, and seems to fit the definition is
A. Cellular senescence B. Apoptosis C. Cellular reproduction D. None of the above
A dominant allele, A, causes yellow color in rats. The dominant allele of another independent gene, R, produces black coat color.
What will be the most likely phenotypic and genotypic ratios when a colorblind woman marries a normally visioned man?
Some restriction enzymes produce fragments that have single stranded ‘sticky ends', while other enzymes do not leave single stranded ends.
The two largest marine predators are killer whales and big sharks such as great whites. Suppose that a killer whale and a great white shark of the same size and weight are capable of swimming at the same maximum velocity
Hardy-Weinberg has 5 major assumptions; however none of these assumptions are ever met by a natural population. Why then, can we use Hardy-Weinberg to test if a population is at equilibrium?
When water containing impurities is forced against a filter that allows only water through, the process is called reverse osmosis".
What do you believe must be done to feed 9 billion people? Discuss possible solutions to population growth or ways to increase food production as we advance foward. Also, discuss ways biology can help address some of the technological problems we ..
Assume you have discovered that a single protein in two different cell lines is significantly overexpressed in one of them.
What is involved with producing Energy (such as ATP) for muscle contraction. An organelle in the muscle cell that helps distributes the signal to contract by the interior of the cell.
Did the flasks that visually had the most dead cells in them have significantly more cells stain blue when Trypan Blue was added than the flasks that appeared healthy (The answer is NO).
Assume that investigators crossed a strain of flies carrying the dominant eye mutation Lobe on the second chromosome with a strain homozygous for the second chromosome recessive mutations smooth abdomen and straw body.
When did dinosaurs and pterosaurs become extinct? Which are the only extant animals that descended directly from dinosaurs.
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