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The effect of various metal ions on alkaline phosphatase (AP) activity. Each metal ion was added at 10 mM concentration, except zinc, which was added at 0.5 mM. Enzyme Metal Ion Added Specific Activity Native AP None 74 Metal-free AP None 4 Metal-free AP Mg2+ 45 Metal-free AP Zn2+ 29 Metal-free AP Co2+ 638 Metal-free AP Ca 2+ 3 Metal-free AP Mg2+, Zn2+ 57 6. Explain why the researchers added EDTA to the solution. Use additional references to find specific information about which metals interact with EDTA. 7. In the metal ion experiment, which condition could be considered a positive control and which condition could be considered a negative control? Which are the experimental conditions?
What are the roles of acrorhagi, acontia, and catch tentacles in mediating the competition for space among sea anemones and corals?
Do you think that there is a true conflict between science and religion, or do science and religion explain different things.
determine the genotypes of the two parents: A) a walnut crossed with a single produces offspring that are ¼ walnut, ¼ rose, ¼ pea, and ¼ single.
Which characteristic of water allows fish to survive under the polar ice caps?
Suppose that each excitatory presynaptic neuron causes a 0.5mv depolarization of postsynaptic neuron, and each inhibitory presynaptic neuron causes a 0.5mv hyperpolarization of postsynaptic neuron.
In a mark-recapture study to estimate the size of a rabbit population, researchers catch and mark 290 individuals. Two days later, they again capture the same number of rabbits and find that 40% of the individuals are marked.
He lacked the proper instruments for determining Na+ concentrations, but was rather certain that no other major ions were present in the ECF and ICF. Can you calculate either concentration for him? (Show all calculations)
A sequence of fifteen genes of an unclassified organism was recently discovered. The wildtype sequence is as follows: 123456*789ABCDEF, where asterisk represents the centromere.
A man and woman are both of normal pigmentation and have a one child out of three who is albino (without melanin pigmentation). Albinism is an autosomal (not sex-linked) recessive trait. What are the genotypes of albino's parents.
Write down a detailed lab report on Separation and detection of proteins. Your report must include Title, Introduction, Materials and methods and three references for this report.
How are bacterial nucleoid and plasmid similar? Check all that apply. -bound by proteins. -in a specific region of the cell. - mostly consist of essential genes. - supercoiled. - single. - doublestranded. - circular. - similar in size.
What were some of the effects of the naturalistic world view upon science? Upon society at large?
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