Based on the results, what is the most probable phylogenetic tree(s) for these three beetles? A. the left phylogenetic tree because it has the fewest evolutionary events B. the middle and the right phylogenetic trees because they have the most evolutionary events C. the middle phylogenetic tree because the mutations caused Species I and III to develop similar coloring D. the right phylogenetic tree because the mutations caused Species II and III to develop a ridged body textur

Based on the results, what is the most probable phylogenetic tree(s) for these three beetles? A. the left phylogenetic tree because it has the fewest evolutionary events B. the middle and the right phylogenetic trees because they have the most evolutionary events C. the middle phylogenetic tree because the mutations caused Species I and III to develop similar coloring D. the right phylogenetic tree because the mutations caused Species II and III to develop a ridged body textur

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter11: Evolution And Its Processes

Section: Chapter Questions

Problem 10RQ: Which situation would most likely lead to allopatric speciation? a. A flood causes the formation of...

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Which statement portrays the concept of ontogeny in phylogenetics? option a.) scientist gathers physiological traits and genetic data about a group of endemic monkeys. option b.) Both chick and human embryos go through a stage where they have slits and arches in their necks that are identical to the gill slits and arches of fish. option c.) The progression of morphological forms observed in fossil record is consistent with inferences about the major branches of descent in the tree of life. option d.) Crocodiles have amniotic eggs while rodents and rabbits don't have.
FROM THE GIVEN CLADOGRAM ANSWER THE FOLLLOWING: a.True or False: Crocodiles, dinosaurs, and birds form a clade. Explain.b. Which taxon are dinosaurs more closely related to, crocodiles or birds? Explain.
Using the phylogeny, which statement best explains the evolutionary relationship of birds and bats? A. C is an example of divergent evolution shows a common ancestor. B. C is an example of convergent evolution does not show a common ancestor. C. A and B are examples of analogous structures derived from a common ancestor. D. A and B are examples of homologous structures that are not derived from a common ancestor.
A. Which two alien species are likely to be the most related? Why? B. Which two alien species are likely the least related? Why? C. In this cladogram, how many times have lineages diverged? D. On your cladogram, circle the most recent common ancestor of the pingests and persnippys.
Why do scientists apply the concept of maximum parsimony? a. to decipher accurate phylogenies b. to eliminate analogous traits c. to identify mutations in DNA codes d. to locate homoplasies
Why are Tarsiers difficult to place on the phylogenetic tree? A. Because they are genetically closer to Strepsirrhines, but they have many physical traits similar to Haplorrhines B. Because they are not similar physically to either Strepsirrhines or Haplorrhines C. Because they are genetically closer to Haplorrhines, but they have many physical traits similar to Strepsirrhines D. Because they are not similar genetically to either Strepsirrhines or Haplorrhines
a) Draw a phylogenetic tree based on characters 1-5 in the table below. Place hatch marks on the tree to indicate the origin of characters 1-6. b) Assume that tuna and dolphins are sister species and redraw the phylogenetic tree accordingly. Use hatch marks to indicate the origin of characters 1-6. c) How many evolutionary changes are required in each tree? Which tree is most parsimonious? Use figure 20.5 and 20.12 from the Campbell, Biology in focus. Can you pls explain this to me?
Constructing a cladogram______ . a. may involve parsimony analysis b. helps us rank species into taxa c. reveals convergent structures d. is a necessary part of DNA barcoding
The approach to estimating phylogenetic trees is most like the approach of which species concept? 2) A) Morphological species concept B) Biological species conceptC) Subspecies concept D) Phylogenetic species concept Then explain why the answer is correct and the rest are inccorect.
Organisms that are closer together on a cladograma. are in the same family.b. comprise an outgroup.c. share a more recent common ancestor than those organisms that are farther apart.d. share fewer derived characters than organisms that are farther apart.
Which situation would most likely lead to allopatric speciation? a. A flood causes the formation of a new lake. b. A storm causes several large trees to fall down. c. A mutation causes a new trait to develop. d. An injury causes an organism to seek out a new food source.
Which best describes a branch point in a phylogenetic tree? a. a hypothesis b. new lineage c. hybridization d. a mating