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In Biology, the concept of normal distribution is used to study genetic variations within a population by analyzing how traits are distributed among individuals. This helps scientists understand the range of genetic diversity and how common or rare certain traits are within a population. By applying statistical methods based on normal distribution, researchers can make predictions about the likelihood of certain genetic traits occurring in a population.

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How pesticides resistance evolve?

Pesticide resistance evolves through natural selection. When a pesticide is applied, some individuals within the target pest population may have genetic variations that make them less susceptible to the pesticide's effects. These individuals survive, reproduce, and pass on their resistant traits to their offspring, leading to an increase in resistance over time. Continuous use of the same pesticide can further select for resistance, making it more difficult to control the pest population.


How did Darwin use malthus work to formulate his theory of natural selection?

Malthus proposed the while grown foodstuffs increased arithmetically population grew geometrically. Darwin analogized this concept to the natural world of organisms. Many more organisms are born than there is resources to support them. So, Darwin figured there were variations of organisms that would survive and reproduce while leaving their survival traits with their progeny.


How did Darwin apply Malthus's ideas about human population to the theory of evolution by natural selection?

Darwin applied Malthus's idea of population growth outstripping resources to the theory of evolution by natural selection by suggesting that in nature, there is a struggle for existence due to limited resources. Organisms with advantageous traits that help them survive and reproduce in this competitive environment are more likely to pass on their genes to future generations, leading to the gradual adaptation and evolution of species over time.


Model organisms are used to test hypotheses?

Yes, model organisms are frequently used in research to investigate biological processes and test hypotheses. By studying these simpler organisms, researchers can gain insights into fundamental biological principles that can then be applied to more complex organisms, including humans. Examples of model organisms include mice, fruit flies, and yeast.


Why are emerging viruses especially useful tools for understanding molecular biology what might scientists learn by applied to finding a cure for bacterial infections?

Emerging viruses provide opportunities to study novel pathways and interactions within cells due to their unique characteristics. By studying their mode of action and interactions, scientists can gain insights into molecular mechanisms that could be applied to finding a cure for bacterial infections. Understanding the strategies that emerging viruses use to infect and replicate in cells may reveal vulnerabilities that can be targeted in designing treatments for bacterial infections.