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Solutions of chymotrypsin and trypsin are typically stored in adilute solution of HCl. Explain why these are good storage conditions
Rehydration supplements such as sport drinks include sugar and asalt. Why are both important to rehydration
In one case, positional cloning of the zebra fish golden gene identified a putative cation exchange protein called SLC24A5, is rescued by expressing an orthologous gene from another animal
In a eukaryotic cell specialized forsecretion of hormones, which internal organelles would you expectto be particularly abundant
ABO Blood Type Problem: A woman is married for the second time, What is the woman's ABO genotype and blood type
Galton, a geneticist of the pre-Mendelian era, devised the principle that half of our genetic makeup is derived from each parent
Consider the distribution of phospatidylinositol in the lipidbilayer. Given the dependence of free energy on entropy
Angiosperms can be monocot or dicots and that you canrecognize those differences in the flowers of those two types of plants
Describe how bone is maintained and modeled by hormonestimulation. Include osteoclasts, osteoblasts, the hormones involvedand their effects
how does matter flow through biogoelogical systems? How are biological and geological cycles related? identify one nutrient and explain
You have a 2 kb plasmid, and you want to insert a gene that gives ampicillin resistance that is 500 bp insize, What would the total size of the plasmid be following the insertions
the following day, you examine the plates and count an average of 200 colonies. Calculate the average transformation efficiency
You also wantto insert a gene for penicillin resistance that is 435 bp in sizeand your PCR product, the E. coli cells during the transformation reaction
You are interested in improving the vitamin content of your plant of interest. Describe briefly the steps that you would take to clone a gene encoding an enzyme required for the vitaminbiosynthesis
How cytokinesis takes place in animal and plant cells, What occurs in every phase if Mitosis, What a homologous pair of chromosomes is and what it means
the maximum number of different alleles for any one gene anindividual, When during meiosis independent assortment occurs, What is a locus
The energy stores in proteins, that can be used to make ATP, can only be extracted in what part of our cells, The energy stored in lipids that can be used in ATP
The catalytic triad chymotrypsin consists of an aspartic acidresidue, a histidine residue, and a serine residue. Drawthese residues in the form, charge, and alignment that they wouldbe in at the act
inflammatory process that is acute or chronic, local orsystemic, Which of the other emerging infectious diseases has similar lesions
Distinguish between the types of interactions that form secondary structures from those that form tertiary and quaternary structure in proteins
I have been asked to make a labelled drawing of a plant-likeprotist (using the Euglena as the example), which I have done
Explain the difference between the rate of transcription and the abundance of a transcript. What are the factors that determine each variable
In the dihybrid cross shown below, genes A and B are linked with 10map units between them. A is completely dominant to a, and B is completely dominant to b, the phenotypic ratio
one traditional method of preserving pork has been to coverthe meat w/salt and spices. the resulting "country ham" can bestored for months w/out refirgeration, the organisms responsible for food spo
Albinism is a recessive trait characterized by the total orpartial lack of the pigment melanin in the eyes and skin. Twopeople who are heterozygous for an albinism allele marry and plan to have five