Which of the following would result in allopatric speciation by dispersal? A. A river separating a previously contiguous population of salamanders B. A receding water table separating a population of frogs into two separate wetlands C. Finches colonizing an island exposed by water level changes in a reservoir D. A population of trees being split in two by an advancing glacier

Q: Which of the following models is supported by the observation that few transitional links are found…

A: Transitional Fossil:          Any fossilized remains of a life form that exhibits traits common to…

Q: Which do you personally believe is the strongest support as evidence for biological evolution and…

A: The term evolution refers to the change in a species' features over numerous generations as a result…

Q: Imagine that you wanted to know if speciation rate in plant groups is linked to whether the plants…

A: Answer- Correct option is (A) Pollination is transfer of pollengrains from the anther of one flower…

Q: What is a cline? a. the slope of a mountain where a population lives b. the degree to which a…

A: The population variation can be determined by genes and environment. The gender determination in…

Q: Which assumption of cladistics is stated incorrectly?a. Living things are related by descent from a…

A: Cladistics-Cladistics are created for those organisms that shares a common ancestor formation of new…

Q: Gene flow occurs O a. when individuals within a population interbreed. b. as a result of genetic…

A: Gene flow occurs?

Q: Arguments in favor of the overkill hypothesis of megafauna extinctions are   a. Basically…

A: Evolution is a continuous transition of living forms, beginning with the basic forms of the past and…

Q: Analysis of Rhagoletis fly populations in North Americaprovides evidence that if some members of an…

A: The evolutionary process by which some distinct species are formed by the population's evolution is…

Q: Which of the following population sizes (N) of wallabies would be most affected by genetic drift?…

A: Introduction :- Random changes in the number of gene variants in a population are referred to as…

Q: A technique to determine the age of fossilized organisms. A. Radiosotope  B. Carbon dating  C.…

A: The cells are the primary unit of life. Based on the number of cells an organism may be prokaryotic…

Q: sympatric speciation to occur

A: Answer: Sympatric speciation occurs when populations of a species that share the same habitat become…

Q: Which of these is not a driver of sympatric speciation_ a. Reduction of gene flow in a population…

A:

Q: Create a scenario in which red pandas undergoes a speciation event by the mechanism natural…

A: The process of genetic divergence of gene pool of a population to form New species is called…

Q: Which of the following mechanisms can cause linkage disequilibrium?   a. Drift   b. Migration…

A: Ans- d. All of the above.

Q: Adaptive radiation a. is the result of enriched uranium used in power plants. b. is the…

A: Step 1 Evolution is an inherent property of living beings. Various forms of life that exist on earth…

Q: A. Species K can be used as an outlier. B. The most recent common ancestor for Species A to D…

A: Given, is an image of phylogenetic tree for evolution of six bacterial species. It is required to…

Q: A physical barrier separates a single species, causing two separate populations to form. Over time…

A: Speciation can be defined as the slow evolution of a given population into different subtypes due to…

Q: Problems with the biological species concept include the fact that a. many species reproduce…

A: Problems with the biological species concept include the fact that

Q: The formation of polyploids is common in plants and can abruptly produce a new species. This is an…

A: Speciation can be defined as the splitting of the population into two or many species, such that the…

Q: 1. Choose the correct option from the below sentence and also provide the explanation of each option…

A: Since no specific question has been asked. The first question has been answered here.  Speciation is…

Q: Two very similar cricket species in the Amazon basin occur on opposite sides of the Amazon river…

A: Introduction The evolutionary process by which populations evolve into different species is known as…

Q: gentic drift is  A. genetic change in an indivdual's lifetime b genetic change over time c. The…

A: The analysis of genes, including how they function inside cells and how they are passed down from…

Q: Allopatric but not sympatric speciation requires O A. Reproductive isolation B. Geographic isolation…

A: The process of formation of new species is known as speciation. There are different types of…

Q: In the western United States, populations of an annual plant can be found almost continuously from…

A: Describing and identifying a species has been a tedious issue for a long time. To determine the…

Q: The formation of new species due to geographic barriers is called a. isolation speciation.b.…

A: The formation of new species due to geographic barriers is called d. sympatric speciation.

Q: Which of the following patterns of evolution is most supported by the fossil record?   a. Descent…

A: Evolution is the change in the characteristics of a species over several generations and it relies…

Q: Present-day patterns of biodiversity and genetic diversity reflect past population genetics…

A: Given: Present day pattern of biodiversity and genetic diversity reflect past population gwnetics…

Q: This natural selection process best describes; Select one: a. Fitness within species  b.…

A: As Above statement states that when a lone male lion encounters a pride, the two males will often…

Q: Place the following events in the order in which they are most likely to occur by numbering them…

A: When a subpopulation within a species splits from other individuals of its species and acquires its…

Q: Compare the values below. Which is greater, or are the two values equal? A. Amount of cytoplasm in a…

A: Since there are multiple questions in this case, I'd answer the first one for you. If the answer for…

Q: Black-footed ferrets are an endangered weasel found in the Great Plains. If fire swept through the…

A: A. Bottleneck Effect is correct answer.

Q: Theequilibrium model of island biogeography explains diversity on islands as abalance…

A: Equilibrium model of island biogeography is also called as Equilibrium Theory of Island Biogeography…

Q: Insectivora is a taxonomic grouping that was used to describe insect-eating mammals like armadillos,…

A:

Q: Both a beetle and a lobster are arthropods, a monophyletic group of animals that have an exoskeleton…

A: Ans- D) Homology As both lobster and beetle have antennae that as modified legs and act as sensory…

Q: Adaptive Radiation

A: 28 - C  The Galápagos finches are a classic example of adaptive radiation. Their common ancestor…

Q: This tropical area that existed 37-29mya provided was home to many various species, including…

A: The Rukwa Rift Basin is an endorheic rift basin in southwestern Tanzania that includes Lake Rukwa.…

Q: Compared with larger subpopulations, smaller subpopulations within a metapopulation are more likely…

A: Metapopulation is a group of spatially isolated population of the similar species that shares an…

Q: a diagram that shows evolutionary connections between clades is called a_______ . a. karyotype c.…

A: Understanding the links and divergences between different species or groups over time is fundamental…

Q: Which type of natural selection is involved in sympatric speciation? Group of answer choices A.…

A: Sympatric speciation is the evolution of a new species from the surviving ancestral species. Both…

Q: After the mass extinction that occurred 65 million years ago, mammals rapidly diversified to occupy…

A: Speciation is the process of formation of one or more species from an existing species. It is said…

Q: Why is mutation important to speciation? b. It keeps the environment from selecting for a particular…

A: Why is mutation important to speciation?  B. It keeps the environment from selecting for a…

Q: Which of the following is not an event that can contribute to allopatric speciation?   a. A…

A: Speciation is that lineage-splitting evolutionary process in which new species evolve from original…

Q: Which of the following statements is false? a.   Gradual speciation is most likely to occur in a…

A: Introduction  Speciation is the process of the formation of new species from existing species. It is…

Q: Which one of the four forces of evolution has the smallest effect on changing allele frequencies?…

A: The forces of evolution, also known as the mechanisms of evolution, are the processes that drive…

Q: Which evolutionary mechanism is most problematic for endangered species? A. natural selection  b.…

A: Introduction :- Genetic drift is a mechanism of evolution that refers to random changes in the…

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.