PATHOLOGY MCQ
CELL DAMAGE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Human cells are eukaryotic, and E. coli cells are prokaryotic
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All living organisms share the same genome.
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The genes for all organisms are composed of the same building blocks
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The human body contains many types of bacteria, including E. coli.
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Detailed explanation-1: -In the early 1980’s scientists were able to produce two biomolecules by splicing a human gene into the bacterium E. coli to make recombinant human insulin and growth hormone. Which statement best explains why this experiment was successful? The genes for all organisms are composed of the same building blocks.
Detailed explanation-2: -A species must be capable of surviving and reproducing despite changes to food sources, climate, or threats from predators. Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment? Mutations are a source of variation in species.
Detailed explanation-3: -Which mutation would change the greatest number of amino acids in a protein? The deletion of a single adenine nucleotide in the middle of a gene.
Detailed explanation-4: -According to the question, the internal body temperature rises when mammals get an infection. The energy of the body is what it means to react to infections. The answer is to increase the rate of cellular respiration in the mitochondria.
Detailed explanation-5: -Dexoyribonucleic Acid, or DNA, controls the way cells function. It also determines what type of specialized cells will be made. Stem cells are cells that have the ability to become any type of specialized cell in the body.