Human Biology (MindTap Course List)
11th Edition
ISBN: 9781305112100
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Chapter 23, Problem 4RQ
a.
Summary Introduction
To differentiate: Divergence and gene flow.
Introduction: The accumulation of variations in a closely-related species leading to
Summary Introduction
To differentiate: Homologous and analogous structures.
Introduction: The structures having same anatomical structure but different function are known as homologous structure. The structures having same function but different anatomical features are known as analogous structure.
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Chapter 23 Solutions
Human Biology (MindTap Course List)
Ch. 23 - Prob. 1RQCh. 23 - As shown in Figure 23.25, there is considerable...Ch. 23 - Prob. 3RQCh. 23 - Prob. 4RQCh. 23 - Prob. 5RQCh. 23 - Prob. 6RQCh. 23 - Prob. 1SQCh. 23 - The relative numbers of different genes (alleles)...Ch. 23 - A difference in survival and reproduction among...Ch. 23 - The fossil record of evolution correlates with...
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- A shared ancestral feature is a/an select one a. symplesiomorphy b.synapomorphy c.autapomorphyarrow_forwardDescribe mutations that do not affect protein structure or function and provide details of how such mutations may play a role in evolutionary change and speciation. Give a specific example (including both the phenotypes and mutation)arrow_forwarda.Explain the four basic criteria on which RH Whittaker system of classification is based on. b. Briefly describe the main concepts of evolution by natural selection c.Distinguish between the two kingdom classifications carolus Linnaeus.arrow_forward
- A mutation that alters the embryonic expression pattern of an _______ may lead to major differnces in the adult form. a. derived trait c. homologous structure b. homeotic gene d. analogous strcuturearrow_forwardExplain into details the concept of speciation .arrow_forwardExplain how the map represents a visual example of the process of speciation.arrow_forward
- D. Place a star at the most recent common ancestor that A-D share. E. Place a triangle at the most recent common ancestor that A-E share.arrow_forwardChoose correct option do explain. 1.Two closely-related finch species occasionally form hybrids. These hybrids tend to have beaks of an intermediate size to their parental species, which have large and small beaks respectively. What evidence would suggest there is extrinsic postmating isolation? Group of answer choices- a.The hybrids are not able to obtain enough food due to beak size b.The hybrids die early due to deleterious gene combinations c.The hybrids cannot reproduce with members of either parent species d.The hybrids cannot reproduce with other hybridsarrow_forwardExplain the role of gene flow in the biological species concept.arrow_forward
- Please select the term that best exemplifies the definitions, descriptions, and examples detailed below. Each term may be used more than once! Alternate forms of the same gene; a. Homozygous dominant variants increase the level of genetic b. Genotype diversity observed between and within species c. Heterozygous The genetic composition of an individual; d. Allele for instance, tt (where "t" stands for e. Phenotype shortness) Susie is concerned because her genetic counselor informed her that she could pass the trait for cystic fibrosis along to her child. However, Susie appears "normal." We would describe Susie as having what genotype? + A monohybrid cross between two individuals with this genotype results in a 1:2:1 genotypic ratio among offspring in the F1 generation? + Physical or behavioral characteristics that are the result of gene expressionarrow_forwardPart 1 V Create an A3 poster that demonstrates the following genetic concepts: The difference between continuous and discontinuous variation.arrow_forwardOptions are a. Hybrid offspring. b. Speciation c. Adaptive radiation. d. Mechanical isolation.arrow_forward
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