Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Textbook Question
Chapter 12, Problem 9RQ
What kind of trait is important to cladistics?
a. shared derived traits
b. shared ancestral traits
c. analogous traits
d. parsimonious traits
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Chapter 12 Solutions
Concepts of Biology
Ch. 12 - Figure 12.3 In what levels are cats and dogs...Ch. 12 - Figure 12.8 Which animals in this figure belong to...Ch. 12 - What is a phylogeny a description of? a. mutations...Ch. 12 - What do scientists in the field of systematics...Ch. 12 - Which statement about the taxonomic classification...Ch. 12 - Which best describes the relationship between...Ch. 12 - Which best describes a branch point in a...Ch. 12 - Which statement about analogies is correct? a....Ch. 12 - What kind of trait is important to cladistics? a....Ch. 12 - What is true about organisms that are a part of...
Ch. 12 - Which assumption of cladistics is stated...Ch. 12 - A monophyletic group is a ______. a. phylogenetic...Ch. 12 - How does a phylogenetic tree indicate major...Ch. 12 - List the different levels of the taxonomic...Ch. 12 - Dolphins and fish have similar body shapes. Is...Ch. 12 - Describe maximum parsimony.Ch. 12 - How does a biologist determine the polarity of a...
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- Which best describes a branch point in a phylogenetic tree? a. a hypothesis b. new lineage c. hybridization d. a matingarrow_forwardWhich statement about analogies is correct? a. They occur only as errors. b. They are synonymous with homologous traits. c. They are derived by response to similar environmental pressures. d. They are a form of mutation.arrow_forwardOrganisms 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.arrow_forward
- Apply the principle of parsimony to cladogram construction.arrow_forwardUsing the cladogram below, answer the following question. The wolf, leopard, and domestic cat are all mammals that are meat-eaters with four legs and claws. Why is the wolf not classified with the leopard and domestic cat? a Wolves do not have retractable claws. b Wolves howl and do not purr. c Leopards and domestic cats have fur, while wolves do not. d Wolves are technically not mammals.arrow_forwardOn a phylogenetic tree, which term refers to lineages that diverged from the same place? a. sister taxa b. basal taxa c. rooted taxa d. dichotomous taxaarrow_forward
- Which method of building phylogenetic trees relies on both the number of evolutionary transitions on the phylogenetic tree and the likelihood of the evolutionary transitions? a. Maximum Credibility b. Maximum Likelihood c. Parsimony d. Bootstrappingarrow_forwardThe scientific name for the mountain lion is Puma concolor. a. Determine part of the name that represents the genus. b. Which part of the name represents the species? b. Explain the advantage of the scientific naming to the common naming of organisms.arrow_forwarda diagram that shows evolutionary connections between clades is called a_______ .a. karyotype c. cladogramb. molecular clock d. homologous structurearrow_forward
- Create a Cladogram using the traits from the table. Give a reason why you placed each organisms where you did on the cladogram.arrow_forwardConstructing 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 barcodingarrow_forwardA monophyletic group is a ______. a. phylogenetic tree b. shared derived trait c. character state d. cladearrow_forward
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