What Best Describes an Example of Natural Selection

100 Questions Show answers. Examples of Natural Selection.

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Domestication is the act of separating a small group of organisms wolves in this case from the main population and select for their desired traits through breeding.

. We are the only species that doesnt become lactose intolerant as we grow up. Crops modified to be pest-resistant 5. Natural selection is a process governed by changes in environmental factors these factors produce stress on the organisms.

The high oil content of some types of corn crops d. The process in which inherited traits of a population change over many generations. Orchid and wasp image courtesy of Colin Bower.

The females of the spe cies choose mates based on. Height able to roll tongue hair color eye color or attachedunattached earlobes. B Dogs of the same breed and having a desirable coat color are bred with one another to produce more puppies with that same coat color.

To humans these traits often appear arbitrary such as brightly colored feathers the ability to do a ritualized dance or certain nesting traits such as decorating that dont appear to serve a function in reproduction. Around 30000 to 40000 years ago humans began domesticating wolves. B Why does natural selection favor the evolution of this pattern 2 marks TI This form of mimicry having the appearance of a larger organism scares away and fends off predators thus increasing the survival rate of this organism.

Paleozoologists have been able to piece together a more complete picture of the modern horses evolutionary lineage than that of any other animal. Natural selection is one of the basic mechanisms of evolution along with mutation migration and genetic drift. Scientists have worked out many examples of natural selection one of the basic mechanisms of evolution.

Up to 24 cash back Part C. What word describes the process of having the advantageous traits that helps an organism survive and reproduce. The process by which humans breed a species for certain traits.

The ones with the. Natural selection is about the survival of the fittest. The allele conferring large size S is incompletely dominant to the allele conferring small size s.

An example of artificial selection - Dog breeding. Birds with short powerful beaks are better able to crack open seeds and nuts to eat and thus survive passing on their beak traits to their offspring. Which scenario is an example of natural selection.

Nowadays these domesticated animals are what we call dogs. The more species can adjust to the environment the higher the chances they have to survive and prosper. -Natural selection acts on genetic variation of organisms in a population.

The Great Pyrenees is a breed of dog that has long white water-resistant hair with a shorter thick undercoat. A Farmers crossbreed two types of cows to produce a breed of cow that has high-quality beef and can tolerate a hot climate. Giraffes lizards and many other known species adapted to their environments through genetic changes to their skeletons.

4 Principles of Natural Selection exAmples. Orchids fool wasps into mating with them. Examples of evolution by natural selection in animals are various.

The proliferation of antibiotic-resistant bacteria is a major medical problem. O Peahens preferentially mate with peacocks with large tail feathers though large tail feathers make peacocks easier targets for predators. Natural Selection and Horse Evolution The evolution of the horse involves the gradual development of the modern horse from the fox-sized forest-dwelling Eohippus.

Peacock females pick their mate according to the males tail. To see how it works imagine a population of beetles. They are able to withstand extremely cold temperatures in mountainous regions.

Up to 24 cash back natural selection are those involving the immune system sexual reproduction and sensory perception. Some moths and butterflies such as Peacock butterfly Owl butterfly and Eggfly have eye-shaped patterns on their wings. Some examples of variation would be.

There is variation in traits. The long fur of a Persian cat c. Examples of Natural Selection Examples in Animals Galapagos finches have different types of beaks.

The speed of a racing greyhound dog b. The process by which Charles Darwin noted the differences in finches while visiting the Galápagos Islands. Suppose that fish size is a heritable trait on chromosome 4 of the Atlantic silverside fish Menidia menidia.

Which of the following is an example of natural selection. Darwins grand idea of evolution by natural selection is relatively simple but often misunderstood. One example of natural selection in bacteria is the development of antibiotic resistance.

Any difference between cells or groups of organisms of any type of species caused by genetic differences. Which best describes tA male cardinals red color is an example of a trait affected by natural selection. Individuals with the most favorable traits survive and reproduce.

The neck of the dog is strongly muscled with a thick skin. The pattern represents the eyes of a much larger organism. Sexual selection is a kind of natural selection in which the different genders in a species exert forces on each other that changes their appearance or traits.

Lactose intolerance is one example of natural selection. Which of these scenarios is an example of natural selection. For example giraffes developed long.

When bacteria cause an infection and the individual is treated with antibiotics any bacteria that have the antibiotic-resistance trait will survive while all others will die off. Up to 24 cash back It is an example of mimicry. For example some beetles are green and some are.

That compels the organisms to undergo changes in case the organism undergoes changes suitable to the environment that is it is suited to survive in the environment will also pass on. A few examples are shown below. During times of drought the finches with the larger beaks survived.

Natural selection can produce impressive adaptations that help organisms survive and reproduce. According to experts this seemed to have happened when cattle became domesticated in Europe centuries ago. This form of natural selection meant that members of the population who didnt develop and present these skeletal changes died out.

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