What are our motives in Genetic Engineering? (Humanitarian, improve mankind or national interests)

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How can all organisms share the same 4 bases DNA and still be so diverse?

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What does it mean to say that an allele is pleiotropic?

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what areproteomes and proteomics.?

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The gene for tallness (T) is dominant over the gene for shortness (t) in pea plants. A homozygous dominant pea plant is crossed with a heterozygous pea plant, and 200 seeds are produced. Approximately how many of these seeds can be expected to produce plants that are homozygous dominant?

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How is a genetic trait determined by the genetic code within a dna molecule?

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Cystic fibrosis (CF) occurs with a frequency of about 1/2500 Caucasian newborns and is inherited as an autosomal recessive. A woman had an older sister die from complications of this disease. CF is not present among relatives of her husband. Both the woman and her husband have normal phenotypes. What is the chance this couple will have a CF child?

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How the positive and negative DNA markers are used in genetic engineering?

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A number of plant species have a recessive allele for albinism; homozygous albino (white) individuals are unable to synthesize chlorophyll. If a tobacco plant heterozygous for albinism is allowed to self-pollinate and 500 seeds germinate: a)how many offspring will be the same genotype as the parent? b)how many seedlings would you expect to be white?

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In cats yellow is due to gene B and black to its allele b. These genes are located on the X chromosome (sex-linked). The heterozygous results in calico (tortoise shell). What kinds of offspring (sex & color) are expected from the cross: black male & calico female? Most calico males are sterile, why?

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how to Create population with sufficient genetic diversity ?

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Does postraumatic stress mutate genes?

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