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Q1. It is experimentally determined that the newly isolated bacterium produces about 2200 proteins when grown on glucose and average molecular weight of these proteins is 41,000 Da. If an average amino acid weighs 110 Da and it takes 3 bp to code for each amino acid, how various base pairs does it take to encode a protein of average molecular weight (such as what is the size of a typical gene in this organism)?
Q2. When Purified Protein Derivative (PPD) isolated from Mycobacterium tuberculosis was injected into the skin of a patient, it caused an area of hardening 1 cm in diameter. How must this PPD test be interpreted? What caused the result?
Why there are multiple origins of replication on eukaryotic DNA? a. To establish multiple copies of DNA simultaneously. b None of these is correct. c. To minimize errors in DNA replication. d. To reduce the time necessary for DNA replication
Can enhancers work in trans? That is, can an enhancer on one piece of DNA activate a promoter on another piece of DNA. Propose an experiment to test this. Be sure to discuss any appropriate control experiments.
Determine what type of information is provided by the RBC indices and discuss h ow statistically relevant is this information?
select a chromosomal disorder from the March of Dimes Foundation Website.
According to our current knowledge of plant evolution, which group of organisms should feature mitosis most similar to that of land plants.
Assume that the glycerol phosphate and pyruvat shuttle are working at their costs, there is ample ADP and Pi in the mitochandrion. Include both mitochandrial ATP and an active, reversible nucleoside diphosphokinase.
Madagascar, Indonesia and the Amazon basin have some of the greatest numbers of different species concentrated in a single area. What kinds of environments do you think encourage greater biodiversity.
Compare the elution lane to the positive control lane. How do you know the recombinant protein present in the elution sample? How pure is the elution sample compared to the control?
Birth control is any thing that stop a woman or girl from becoming pregnant, or giving birth. Birth control can mean a wide range of things from contraceptives to other ways of avoiding pregnancy,
q1. imagine that non disjunction occurred throughout the production of the egg cell that produced your dragons baby and
Assumeou are investigating four recessive alleles in corn. They are whimpy ears ( w ), striped leaves ( s ), shriveled kernels ( k ), and red tassels ( r ). Their dominant counterparts are represented
The Xerox machine becomes obsolete after five years. Compute the net present value for both scenarios and the profitability index for the buying scenario. What is the advice to the young entrepreneur? Suppose that funds have to be borrowed at an inte..
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