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Q1. 1) Why is agar preferable to gelatin as a solidifying agent in culture media?
2) Did all the organisms living in or on the environments sampled grow on your nutrient agar? In brief explain.
3) How might you find out whether the turbidity in your nutrient broth tube was from a mixture of different microbes or from the growth of only one kind of microbe?"
Q2. What happens when the size of opening of the iris diaphragm is reduced?
What happens while the size of the opening of the iris diaphragm is increased?
Such examination would be costly and it would be tricky to ensure that all unforseen consequence was examined. Given issues discuss whether you believe society should continue to invest in the use of transgenic organism, justify your position.
Suppose that P is always completely dominant to any number of p's, and that the locus is close to the centromere. What is an expected ratio of purple:white in the progeny of the next crosses.
What genetic basis of erminette pattern is suggested? How will you test your hypothesis. In brief compare the progress of an infectious disease through a well-immunized population with its progress during a poorly immunized population.
What is most likely genotype of the father? Mother? If the seventh child had blue eyes what could you conclude about parents genotyoes. What possible dissimilarity between these forms would give chemists a clue that open-chain form was not present.
Summarize the climate changes that have occurred from the past to the present. The masses of the sedimentary rock, the metamorphic rock, and the igneous rock are same.
Describe how one media can identify both the selective and differential nature of the organism. What components of PCRs require to be changed in order to identify genetically modified meats or milk? Generally give details why those changes need to be..
What substance is known as the "spreading factor?" How does the "spreading factor" aid an organism in its quest to penetrate the host cell? What is the dissimilarity between net primary production and net primary productivity.
You find out an unusual organism growing in the bark of a dying tree. Under a microscope, you observe that its cells are eukaryotic, have cell walls, and do not contain chloroplasts. Into what kingdom would you categorize this organism? Explain the d..
What is the estimated efficiency of cellular respiration for a mutant organism that produces only 29 mole of ATP for every mole of glucose oxidized, sooner than the usual 36-38 moles of ATP.
What is the fiber tract that provides for communication between different parts of the CNS called? And what is the one that carries impulses between periphery and CSN called.
Describe how EDTA promotes the dissociation of animal cell tissue. How various genotypic and phenotypic combinations are possible in the offspring of a brown-eyed, red-haired, taster man with AB blood group (Bb rr Tt AB) married to the blue-eyed, non..
Which food item would cook the fastest and why with reason. What are the similarities between G-protein receptor systems and Tyrosine-kinase receptor systems.
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