0
What tends to result in a population whose individuals have extreme traits?
Wiki User
∙ 11y ago
Directional Selection
Wiki User
∙ 11y ago
Natural selection can lead to extreme traits in a population if those traits provide a significant advantage in survival or reproduction. Genetic drift can also lead to extreme traits if there are random fluctuations in the frequency of alleles in a population. Additionally, sexual selection can drive the evolution of extreme traits if individuals with those traits are preferred as mates.
Add your answer:
Earn +20 pts
Will shift populations toward a beneficial but extreme trait value?
A process that shifts populations toward a beneficial but extreme trait value is called directional selection. This occurs when individuals with traits at one end of the spectrum have a higher fitness, leading to the gradual increase in frequency of that trait in the population over time.
What is the source of new traits in a population?
New traits in a population can arise through mutations in the DNA of an organism. Mutations are changes in the genetic code that can result in new characteristics that may be passed on to offspring. These traits can then be subject to natural selection and other evolutionary mechanisms.
Why is genetic diversity good for survival of a population?
The population will have more possible adaptations. a[ex just gave me the answer
Eventually, after many generations, all members of the population were at least 20 cm taller than animals of the original population had been. What does this illustrate?
This illustrates the process of natural selection, where individuals with traits better suited to their environment have a higher chance of survival and passing on their genes to the next generation. Over time, this can lead to significant changes in the characteristics of a population.
What are the characteristics of the individuals of the population being studied?
The characteristics of individuals in a population being studied can include demographic information such as age, gender, ethnicity, education level, and income. Other characteristics may involve health status, behavior patterns, preferences, and any relevant medical history or conditions. It is important to consider these characteristics to understand the diversity and unique traits of the population for research or analysis purposes.
Selection favors one extreme form of a trait in a population.?
Tends to result in a population whose individuals have extreme traits is what? ----> it is directional selection
What selection favors organisms with phenotypes that are at one extreme rlative to the average phenotype?
Tends to result in a population whose individuals have extreme traits is what? ----> it is directional selection
What is phenotype frequency?
A ratio of individuals with a particular phenotype to the total number of individuals in the population. Individuals with certain phenotype --------------------------------------------------- (Over) Total # of individuals within the population The distribution of traits in a population
Are all different types of traits the result of adaptation.explain?
No. You are describing what is called Lamarckism. Different traits are the results of the alleles found in genes. The environment does push one trait over another if the environment becomes extreme. You will see many traits in a population (such as in a human population) but one is not favored unless that trait allows those that have it to do better.
What removes individuals with average trait values creating two populations with extreme traits?
This is known as Directional Selection.
Why do population have variations in certain traits?
For one thing, different individuals have different alleles.
What each individuals within a population that have a unique combination of traits is called what?
Differential reproductive success
What is differential survival and reproduction among individuals of a population that vary in details of shared traits?
Natural Selection.
What are Darwin's four postulates?
1. There is variation in individuals within a species 2. Variation ensures that individuals that are better suited to their environment will survive. 3. Traits that assist individuals in survival and allow them to reprduce gradually spread throughout population. 4. Individuals produce more offspring than the local resources can support.
How evolution occurs via natural selection?
Evolution occurs via natural selection when certain traits become more favorable in a population over time. This is typically due to the environment or natural selection pressures in the population. Natural selection works by favoring individuals with traits that are better suited to the environment while those with less favorable traits may die off or be less likely to reproduce. Over time these favored traits become more common while unfavorable traits become less common. This process eventually leads to evolution as the population changes to adapt to its environment. The three main components of natural selection are: Variation: Individuals within a population have different traits Inheritance: Traits are passed from generation to generation Differential Reproduction: Traits that are more favorable are more likely to be passed onNatural selection is an ongoing process as the environment is constantly changing and influencing the traits of the population. It is important to note that natural selection is not a directed process and does not necessarily lead to a specific outcome. The result of natural selection is determined by the environment and the traits that are favored in the population.
Does inbreeding result in offspring that are heterozygous for most traits?
Inbreeding results in offspring that are homozygous for most traits - the variability tends to be bred out of the population.
What is the effect differential reproduction overtime?
Differential reproduction refers to the process where individuals with certain traits are more likely to survive and reproduce than others. Over time, this can lead to the accumulation of advantageous traits in a population through natural selection, driving evolutionary change. This can result in adaptations that are better suited to the environment, increasing the overall fitness of the population.
