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URI AVS 101 - Final Exam Study Guide

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AVS 101 1st EditionFinal Exam Study Guide FalseIf both of your birth parents have brown eyes, then you must have brown eyesTrueChromosomes are strands fo nucleoprotein (nucleotides)TrueParents with blue eyes usually only produce children with blue eyesTrueThe odds of a male birth as opposed to a female birth is approximately one to oneTrueThe simplest functional units of inheritance are genesfalseA man with blue eyes and woman with brown eyes can only have children with brown eyesfalseThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.RNA and DNA serve the same functionTrueTraits influenced by genes on the se chromosome are called sex-linked traitsTrueDNA is the genetic material for all living organismsFalseReduction division is the same as mitosistrueInbreeding is defined as mating relativesfalseCrossbred animals ten to be less vigorous (less hybrid vigor)falseRandom mating is done without regard to selectionTrueThe degree to which genetic potential is reached is determined by environmental factorstrueThe opposite of inbreeding is outbreedingtrueGenes are transmitted to offspring in random fashionFalseAll chromosomes including sex chromosomes are identical within a speciesfalseThe phenotype of an animal will always disclose (show) its genotypetrueGenetic potential is determined at the time of conceptionfalseEnvironmental factors can fully compensate for low genetic potentialtrueThe benefits of crossbreeding is often referred to as heterosistrueA virus must reproduce inside living cells of the hostfalseAnimals have only one way to eliminate excess body heattrueMaternal behavior in farm animals is largely instinctivefalseFor most farm animals the goal of selection is to breed for one individual animal that is superior to the rest of the herdTrueOn average, a normal, healthy animal is content, alert and productivefalseLivestock can distinguish only sweet and salty flavorstrueFor the most part, farm animals are gregariousfalseMost farm animals prefer to be alonefalseThe percentage of a particular quality due to genetics or environment can be measured by a relativity indexfalseOnce a behavior is learned, an animal is not likely to forget itfalseAnimals have relatively little intelligence and therefore do not dreamfalseHorses are unable to sleep standing upFalseWhen training animals, rewards can be administered any time following the desired behaviorfalseIt is possible to accurately assess scientifically, an animal's state of comfort and well-beingfalseAnimal rights and animal welfare activists are vegetariansfalseAnthelmintics are added to feed to control spoilage25%In the following cross BbPpNn * BbPpNn, what percent of the offspring will be red if BB=black coat and bb=red coat25% recessive 75% dominantIf a heterozygous black angus cow is crossed with another black angus with the same genotype for color, which is a possible phenotype for their offspringanything is possible, depends on genotypeIf a man has brown eyes and his wife has blue eyes what could be true about the eye color of their 12 childrenethologyThe study of animal behavior is known as25%, recessiveIf a cross between BbPpNn and BbPpNn where NN is normal size and nn is dwarf, what percent will be dwarf75%, dominantIf a cross between the following genotypes BbPpNn and BbPpNn where BB is black color and bb is red color, what percent will be blackA G T CWhat are the 4 bases of a nucleotidehomozygous recessiveA person with blue eyes is25%, recessiveIn a cross with two animals with the genotype BbPpNn, what percent of the offspring will have horns if PP=polled and pp=horned75% dominant, 25& recessiveIf heterozygous black angus (Bb), Polled (Pp), and normal size (Nn) is crossed with another angus with exactly the same genotype, which result is possible with the offspringpheromonesThe chemical substance produced by animals to attract the opposite sex are calledeconomicsThe driving force in determining the current lifestyles of humans and management techniques for livestock in the U.S. isflahmenIn farm animals, the male sexual response to a female in heat whereby he curls his lip upward is known


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URI AVS 101 - Final Exam Study Guide

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