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what would be the likely immune response ability of an individual with a deletion of a class ii gene of the mhc on one chromosome and a nonsense
the human immune system has developed diverse coordinated methods of resisting and destroying virusesa describe the typical composition of a
by the technology development the price of computer has become lower and lower for this reason a majority of family can afford this technology a
1 most of the genome does not code for protein therefore 99 of the human genome is junk that serves no purpose with specific reference to examples
1 dna must be extensively folded in order to fit inside a nucleus that is less than 10 um in diametera describe how dna is folded into chromatin
1 one of the greates challenges following the human genome project is to understand how genes are regulated and what functions they performa define
1 dna damaga can be spontaneous or can be induced by external agentsa what are spontaneous mutations give examples of causes of spontaneous mutations
1 the transcription and replication of dna requires a multitude of protein complexesa describe the events that occur during the initiation of
1 many bacterial genes show adaptive regulation of their transcriptiona how is the lac operon regulated by the sigma factorb how is the lac operon
1 transcriptional analyses of eukaryotic cells reveal widespread production of rna using specific examples describe howa micrornas are able to
the ability to sequence dna has led to a revolution in molecular biologya describe the principles of dna sequencingb a single sequencing reaction
describe how the structure of chromatin and chromosomes facilitates the following functionsa dna packagingb regulation of gene expression c
1 describe how the various molecular mechanisms act to regulate transcription of the genes within the lactose operon of e coli2 transcription of a
1 dna damage can occur spontaneously or be induced by external factors describe the types of dna damage caused by external factors and how they are
1 describe what effects epigenetic modifications such as methylation and acetylation can have in eukaryotic cells and how these modifications are
gene expression must begin with the process of transcriptiona describe the promoter motifs commonly associated with eukaryotic protein-coding
1 using specific examples describe how variations in dna sequence between individuals can lead to risk of disease describe how a range of techniques
1 in the town of jasper ca there is currently one full-time family doctor if the towns population grows at a steady rate of 14 per year how many
a typical chest x-ray exposes the patient to a radiation dose of 001 rem if a man receives 10 such x-rays in a lifetime what is his chance of
1 a roan bull which is heterozygous for the polled condition is mated to several cows of identical genotype to his how many roan polled animals
1 in cattle the polled condition h is dominant to the horned condition h a cross between an individual with red coat r and white coat w results in
1 in rabbits black fur is dominant to brown and long hair is dominant to short hair a male is mated to several brown short-haired females these
1 a pure-breeding black smooth guinea pig was mated to a pure-breeding white rough female they produced several litters and eventually five males and
1 in guinea pigs black coat color b is dominant to white b and a rough coat r is dominant to smooth r what are the expected genotypic and phenotypic
1 andalusian chickens may be either black white or gray the gene for black is not dominant over the gene for white nor is the gene for white dominant