WHAT IS LIFE? A GUIDE TO BIO W/PHYSIO
20th Edition
ISBN: 9781319421670
Author: PHELAN
Publisher: MAC HIGHER
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Chapter 10, Problem 12SA
Summary Introduction
To review:
A comparison of homologous and analogous structures with an example each.
Introduction:
Many organisms have similar structural adaptations that help them survive in their environments.
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Compare and contrast homologous structures and analogous structures.
Provide one example of two homologous structures, and one example of two analogous structures.
what are the differences between homologous & analogous
Distinguish between homologous and analogousstructure.
Chapter 10 Solutions
WHAT IS LIFE? A GUIDE TO BIO W/PHYSIO
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- What are homologous structures? Give an example. Is it necessary that homologous structures always have a common ancestor. Justify your answer.arrow_forwardUse examples to explain the difference between analogousstructures and homologous structures.arrow_forwardDifferentiate between analogous and homologous structures.arrow_forward
- A cat has front legs, and a bird has wings. Are these front legs and wings an example of homologous structures, or an example of analogous structures? Briefly explain your choice.arrow_forwardHi! The image is there as reference. GIve other examples of homologous structures.arrow_forwardWhat are homologous structures? Give an example. Is it necessary that homologous structures always have a common ancestorsarrow_forward
- Explain why anatomical and molecular features often fit a similar nested pattern. In addition, describe a process that can cause this not to be the case.arrow_forwardA tree that includes a homoplasy is more parsimonious than one that includes only homologous characters. true or false?arrow_forwardName a type of homology that is useful in buildingphylogenetic trees and explain why this kind of homology, andnot others, is usefularrow_forward
- Which two families are more closely related? Explain your reasoning.arrow_forwardDr. Olivera describes how cone snail shell similarities are a proxy for relatedness but describes how this works on a molecular level with the construction of a phylogenetic tree from the ribosomal DNA sequence comparisons. Group of answer choices True Falsearrow_forwardDefine homology and homoplasy and explain their connection to the concept of parsimony in phylogenetic analysis. Provide an example of each and discuss the challenges they may present when inferring evolutionary relationships.arrow_forward
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