Sunday, August 25, 2019
VIDEO QUESTIONS Movie Review Example | Topics and Well Written Essays - 250 words
VIDEO QUESTIONS - Movie Review Example This species of snake is not killed by the high level of toxicity in the newtââ¬â¢s skin so the newt has to evolve and increasing its own toxicity to finally be also able to kill the garter snake which has developed a unique resistance to its poison, unlike what a newt does with its other predators. 3. What is the trade-off for the snake in developing greater resistance to toxicity? - The snake is temporarily paralyzed or slowed down for a few minutes after eating a newt but does not die. The snake moves slower as a trade-off for developing a higher resistance but then becomes more vulnerable to its own set of predators because it cannot move fast enough to get away. 5. Why are antibiotic resistant strains of bacteria so prevalent in prisons? The drugs used in the treatment of tuberculosis were of low quality and in inadequate amount or the regimen was not followed strictly so the TB microorganisms are not killed off entirely and started to evolve into new strains or variants or hybrids which were more resistant to antibiotics. 6. How can evolution domesticate a disease? ââ¬â Misuse, overuse, and widespread use of antibiotics had effectively made many disease-causing microorganisms seen in the world today to become highly-resistant. But evolution can also domesticate a disease by making it less virulent by reducing its level of toxicity through some means, such as making its spread easier. 7. What does mutualistic symbiosis mean? Give an example. Mutualistic symbiosis means different species of animals or living organisms living together which benefit them both which is opposite to the usual evolutionary picture of constant competition or the so-called biological arms-race. A group (a type of fish) is cleaned by a tiny shrimp of its numerous parasites on its skin. 8. Describe the relation among allergies and asthma among children of farmers and non-farmer. ââ¬â Children who lived on farms and in contact
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