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A base deletion occurs in the regulator gene of the LAC operon. Describe how the operation of the LAC operon might be affected?

1579


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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what is Avian flu threat? what are its symptoms?

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In horses coat color is dependent upon genes as follows: A_B_ results in bay, aaB_ in black, A_bb in chestnut, aabb in liver. In addition, palimino is derived by Dd with chestnut. A palimono stallion (DdAAbb) is crossed with a palimino mare (DdAAbb). What percent of the offspring will be palimino?

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To how much extent skin color depends on genes?

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Does a person diagnosed with turner syndrome have trouble hearing? please reply if you have this syndrome or know someone who does.

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how was highschool like for a person diagnosed with turner's syndrome? and really difficult subjects?

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cancer cells have their dna wound back wards, is that true?

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Is Genetic Engineering worth the cost and effort?

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Does postraumatic stress mutate genes?

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what are the genetical reasons behind obesity?

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Has vitamin c been produced in a human naturally before?

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our hair comes from our mother's father.Is it true or not?

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Is Jurassic Park -- Completely impossible?

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Is biotechnology more dangerous to other gene transfer technologies breeding?

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