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a red blood cell has an internal salt concentration of 150mm the cell is placed in a beaker of 500mm salta assuming that the cell membrane is
does natural selection produce an effect directly on genes on genotypes or on phenotypes explain
i need to come up with a thesis topic for a 8-12 paper it can be on anything related to human biology and i am struggling to come up with a
please show a diagram of the atp molecule and label the major parts ot this molecule also what kind of building block is
please help with the followingfor each of the four macromolecules carbs lipids proteins and nucleic acids please identify the monomer or molecular
please help with the followingusing the letters s for ribose sugar and b for the nitrogeneus base draw a diagram that shows the arrangement of these
please help with the following32p is an unstable isotope of phosphorus that has a half-life of 1429 days atoms of this isotope undergo beta decay in
suppose you treated butter with a fatty acid desaturase an enzyme that removes hydrogen from fatty acids and creates double bonds please explain what
in the miller-urey experiment amino acids of bothe the l and d enantionmers why is it that the l enantionmer is more dominant in living
how many asymmetric carbons does the amino acid serine haveplease explain with a strucutral diagram if
please help with the followinga draw a diagram showing all the c and h atoms and their bonds for a hydrocarbon with 5 carbons with a double bond
on a separate piece of paper draw a simple family tree for a couple showing children f1 and lineages from two children showing grand children g2
if we make a cross of two phenotypically wt zebrafish and we get the following results what can we say about the genotype of those two wt looking
diagram the cross and determine which allele is dominant for each of the following drosophila matingsa two red-eyed flies yield 110 red-eyed and 35
zebrafish are raised in fish tanks with one family per tank the mutation spadetail is a recessive lethal a stock tank for spadetail was made by
suppose that you are raising downton wombats carefully because they bite when teasedyou notice that some of your wombats have white spots whereas
jennifer has the stomach flu that is going around campus and has been vomiting profusely for the past 24 hours not only has she been unable to keep
a how is the villus the functional unit of the small intestine in your answer include a discussion of its structure and function and the enzymes
when the standard free energy of a reaction is -57 kjmol then at equilibriuma- there will be 10 times more products than reactantsb-there will be
in a chemical reaction the free energy change go is -40 jkmol and the entropy factor ts is 15 kjmol the enthalpy change h for the reaction isa 25
in chemical reactions that have a large negative goa- the total amount of both reactants and products decreasesb- the products are less stable than
this problem refers to the mn and abo loci mentioned in class it also refers to the rh locus which is responsible for the positivenegative part of
which of the following statements about peptide bonds are truepeptide bonds are amide linkagespeptide bonds form from nucleophillic attack by an
if nad is an electron acceptor that becomes nadh and the nadh then donates a proton to atpase shouldnt nadh now become nad- since it lost its proton