Aportion of a polypeptide produced by a mammalian cell was found to have the following sequence of amino acids: -ser-pro-ser-leu-asn- - in a normal -val-his-his-leu-met- in a mutant cella.) what was the nucleotide sequence of the mrna segment that encoded this portion of the original polypeptide? b.) what was the nucleotide sequence of the mrna encoding this portion of the mutant polypeptide? c.) can you determine which nucleotide was deleted and which was inserted?

the reason the two sea urchins don't compete with each other for food, resources, etc. is because the urchins have adapted to the environment but they have also adapted to each other. this is most likely because the genes of the sea urchins.

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.

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