Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Chapter 12, Problem 15CTQ
Dolphins and fish have similar body shapes. Is this feature more likely a homologous or analogous trait?
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Dolphins and fish have similar body shapes. Is this homologous or analogous trait?
Dolphins and fishes have similar body shapes. Is this feature more likely a homologous or analogous trait.
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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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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- The wing of a bird and the arm of a human are examples of ______. a. vestigial structures b. molecular structures c. homologous structures d. analogous structuresarrow_forwardBirds evolved from a group of bipedal dinosaurs known as theropods. True or false?arrow_forwardReferring to the tree below, which is an accurate statement about relationships? Land un World makes Chis parces Mums H aped a) A gorilla is equally related to a human and an orangutan. b) An orangutan is related to chimpanzees and orangutans but not humans. c) A gorilla is more closely related to an orangutan than a human. d) A gorilla is more closely related to a human.arrow_forward
- How does the amount of Neanderthal DNA in modern humans vary geographically? a. Individuals of European descent have the most Neanderthal DNA. b. The amount of Neanderthal DNA in modern humans is consistent across all populations. c. Individuals of African descent have the most Neanderthal DNA. d. Individuals of East Asian descent have the most Neanderthal DNA.arrow_forwardWhy is it interesting that Homo luzonensis was found on an island? A. The islands only formed after Homo luzonensis became extinct, so Neanderthals must have put them on the island B. The islands were a few miles apart, and Homo luzonensis would have needed to either float by grabbing on a tree or make a raft C. The islands were a few miles apart, and Homo luzonensis clearly had to learn how to fly to get to them D. The islands were volcanoes when Homo luzonensis was alive, so it's unexpected that they were therearrow_forwardIn The Laboratory Exercise From Lab 7, Hylobates Is Chosen As The Outgroup. Why? a. The genus Hylobates morphologically resembles the genera Pongo and Sivapithecus. b. The genus Hylobates represents the derived condition for apes.arrow_forward
- Did the Neanderthals and Denisovans mate with each other before their lineages died out?arrow_forwardExplain how genetic data are consistent with the possibility that only male Neanderthals interbred with our ancestors.arrow_forwardAccording to the cladogram, which is more closely related to the Sun bear: the Sloth bear or the Polar bear? Explain.arrow_forward
- What was the common ancestor of chimpanzees and humans: a chimpanzee, a human, or neither? Explain your answer.arrow_forwardBoth octopuses and cuttlefish have a single-lens eye. Their common ancestor also had a single-lens eye. What word describes the relationship between the octopus eye and the cuttlefish eye? a. homologous c. analogous b. vestigial d. convergentarrow_forwardIs the frog an ancestor of humans? Explain.arrow_forward
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