Q4.25. In the r- vs. K-selection classification, which of the following best describes an r-selected species? Individuals grow larger, live longer, reproduce later, and invest more resources into each offspring. O Individuals reproduce early and often, maximizing fecundity with little investment in each offspring. O Individuals live longer and reproduce later but invest very little in offspring. Individuals reproduce early and often and invest more resources into each offspring.

Q: sticklebacks

A: Sticklebacks are elongated, small fishes which reach a maximum length of around 7 inches. The…

Q: For these experiment assume allele A = red, allele a = white . There are three flower colors…

A: Hardy Weinberg equilibrium is a imaginary which considers if there is no evolution then the…

Q: Q6.9. Consider the following hypothetical scenario: An ancestral species of duck had a varied diet…

A: Introduction:-  The ancestral ducks used to live both in land and water as they used to get food…

Q: Q5.9. A person who is heterozygous for the cystic fibrosis allele moves to a small, isolated…

A: Cystic fibrosis is a autosomal recessive trait that is inherited from generation to generation. As…

Q: W S Rehpogs are mythical creatures. They are small and not very smart. Rehpogs live on the ground in…

A: Changes in gene frequency in a population can occur due to 4 reasons-  Migration Mutation Natural…

Q: A lack of Genetic Fitness (i.e., not passing on your genes) can mean which of the following? Select…

A: Genetic fitness is a measure of growth rate or reproductive success.

Q: r-selected species display all of the following traits, except

A: R selected species are also known as R strategists. Broadly there are two methods to go about…

Q: Which of the following is FALSE? a genetic disease reduces fertility and

A: When the fertility is reduced then it affects the reproducibility of that particular organism and if…

Q: Select all that apply. Which of the following are true about the process called the extinction…

A: The concept of an extinction vortex is a pivotal system in conservation science that depicts a…

Q: Distinguishing between Acclimation and Adaptation

A: Adaptation is the heritable adjustment in construction or capacity that increment wellness of the…

Q: #50

A: Frequency-dependent selection is a type of natural selection where the survival and reproductive…

Q: 1. (a) The proportion of individuals in a population with a specific genotype     allele frequency…

A:

Q: Q.2. Comment on the statement, "Migration may increase or decrease the effects of selection".

A: Natural selection is the process of evolution. Animals that are accustomed to adapting to their…

Q: Generation 1 2 3 4 5 Determining Allele and Genotype Frequencies Number of Happy Bears 30 20 15 9 4…

A: Given: Two alleles in the population: The happy trait is recessive. The sad trait is dominant.

Q: What does this figure show? Thorns have their own unique DNA which evolves separately from the…

A: The figure shows cactus in a desert area.  Cactus belongs to the family Cactaceae. These are…

Q: Q6.2. If there is NO SELECTIVE SURVIVAL based on shell thickness within a population of snails, what…

A: Adaptation is the natural method through which species adapt to different settings or alterations in…

Q: Far fewer black beetles woul Which of the five conditions of Hardy-Weinberg equilibrium would be…

A: Hardy weinberg principle states that allele and genotype frequencies in a population will remain…

Q: 3. You find a population of salamanders that previous researchers have shown is at Hardy-Weinberg…

A:

Q: Frequency of allele A, 1.0 0.8 0.6 0.4 0.2 0.0 20 100 Choose all that apply. This figure refers to…

A: The question you described seems to be based on the concept of genetic drift, which is a random…

Q: How does the r-strategy predict the reproductive rates of a population of organisms?…

A: The objective of the question is to understand how the r-strategy, a concept in biology, predicts…

Q: Question 3 In Genetic decline, restoration and rescue of an isolated ungulate population (Poirier et…

A: Question 4 looks incomplete ,so here we provide answer of Question 3 only. Please re-upload the…

Q: Q5.3. Someone has handed you the following graph of changes in the frequency of one allele in a…

A: Alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: Several generations of population X have been studied. The dominant allele frequency for the second…

A: According to Hardy winbarg equilibrium,  in a panmictic population if mutation, migration, genetic…

Q: Which of the following variables would be appropriate as test variable if we want to test the…

A: In a population, directional selection happens when members with traits on one side of the mean live…

Q: lizard from predation by birds. Homozygotes with allele 1 have long horns, while homozygotes with…

A: A gene is a part of DNA that codes for a functional product. A gene may contain two alternative…

Q: Which graph illustrates the result of directional selection graph 1,2 or 3

A: Directional selection occurs when individuals with traits on one side of the mean in their…

Q: 18. Would you expect to see a greater Aq from one genera- tion to the next in a population with an…

A: Mutation that alters the original sequence of genomes permanently is considered as the evolutionary…

Q: 1 Fri Mar 1 to C 1 hp + Writing Task: Citing the supplied documents and using your knowledge of…

A: Genetic variance: Within a community, genetic variance is the range of individual genetic…

Q: Twenty snakes with the Aa genotype migrated to a population of 80 snakes of the same species with…

A: If the population is in Hardy-Weinberg equilibrium, the genotype frequencies should be 0.49 for  AA,…

Q: Explain how sexual selection might lead to a)sexual dimorphism and b) members of one sex (usually…

A: (a) Sexual selection leads to sexual dimorphism as males of a species make extreme efforts to…

Q: For these experiments assume allele A = red, allele a = white . There are three flower colors…

A: Hardy Weinberg equilibrium is a imaginary which considers if there is no evolution then the…

Q: Q5. Which of the following is FALSE? If a genetic disease reduces fertility and the allele that…

A: Sickle cell anaemia is one of the diseases that make up sickle cell disease. Sickle cell anaemia is…

Q: )You measure the effects of a single allele (A2) on fitness in two populations of the same plant…

A: The average excess of fitness is a measure of the fitness of a particular allele (say, A2). It can…

Q: Q6.1. What is the founder effect? Sampling error that occurs during the establishment of a new…

A: Introduction :- The founder effect is the loss of genetic variation that happens when a new…

Q: Q6.1. If there is NO VARIATION in shell thickness within a population of snails, and no mutations…

A: The variation of alleles in the population is mainly responsible for the evolution of the species…

Q: Q6.6. If gametes from a gene pool combine randomly to make only a small number of zygotes, the…

A: Gametes are the reproductive cells that combine during sexual reproduction to form a new cell called…

Q: Q7. Someone has handed you the following graph of changes in the frequency of one allele in a…

A: Introduction : The Mechanisms That Induce Changes In Allele Frequencies Over Time Are Natural…

Q: 3. imagine you have been asked to design an experiment that would measure which of two factors…

A: Introduction :- The change in population mean brought about by selection (i.e response ) depends on…

Q: Scenario 1 In the 1960s, a population of squirrels (Sciurus carolensis) was being studied in Alabama…

A: A population in Hardy Weinberg equilibrium is in genetic equilibrium.

Q: Helping kin raise offspring is one way individuals can increase their inclusive fitness. Imagine…

A: Inclusive fitness includes altruistic behavior which shows the significance of self-sacrifice in…

Q: ele frequencies among the zygotes may be quite different than they are in the gene pool. e effects…

A: The ganetes are sex cells in the form of sperms in males and eggs in females. These are haploid…

Q: What effect does stabilizing selection have on a population?   The average population moves toward…

A: Stabilizing selection is a type of natural selection that favors the intermediate or average…

Q: . Which of the ple of allocation, a concept underlying nearly even sented by a life history…

A: In ecology and evolutionary biology, reproductive allocation refers to the percentage of an…

Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.