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Chapter 17 SUMMARY 592 Chapter 17 NEL Outcomes Knowledge define and explain the significance of chromosome number in somatic an ...

Chapter 17 REVIEW NEL Cell Division 593 Many of these questions are in the style of the Diploma Exam. You will find guidance for ...

594 Chapter 17 NEL Select the number of chromosomes that would be in each blastula cell, following mitosis. A. 20 B. 22 C. 23 D ...

NEL Cell Division 595 Copy Table 2into your notebook, determinethe missing values, and complete the table. To calculate the tim ...

In this chapter (^1818) The Basis of Heredity chapter The Basis of Heredity Exploration: Similarities and Differences Mini Inves ...

NEL The Basis of Heredity 597 Figure 1 Bobby Hull and Brett Hull starred in the National Hockey League and were the first father ...

598 Chapter 18 NEL 18.118.1 Gregor Mendel—Pioneer of Genetics Humans have long understood that certain characteristics were pass ...

NEL The Basis of Heredity 599 Mendel’s Principle of Segregation Mendel next let the F 1 plants self-fertilize, to observe the pa ...

600 Chapter 18 NEL miniInvestigation Cross-Pollination Materials:two plants of the same species that have different colours of f ...

NEL The Basis of Heredity 601 18.218.2 phenotypic ratio the ratio of offspring with a dominant trait to the alternative, recessi ...

602 Chapter 18 NEL Test Crosses Wool producers often prefer sheep with white wool, since black wool tends to be brittle and diff ...

NEL The Basis of Heredity 603 Section18.2 A test crossis the cross of an individual of unknown genotype to an individual with a ...

604 Chapter 18 NEL A 3:1 phenotypic ratio occurs when two heterozygous individuals are crossed, so we know that the parents must ...

NEL The Basis of Heredity 605 Pedigree Charts 18. 318. 3 Pedigree analysis is another tool for solving genetic problems. This ap ...

606 Chapter 18 NEL Practice People with albinism do not produce normal pigment levels. Albinism is a recessive trait. Use the p ...

NEL The Basis of Heredity 607 Section18.3 WEBActivity Simulation—Pedigree Analysis Complete the interactive Pedigree Analysis Tu ...

608 Chapter 18 NEL 18.418.4 Other Patterns of Inheritance The traits that Mendel studied showed little variability. Each had onl ...

NEL The Basis of Heredity 609 Section18.4 Incomplete Dominance When two alleles are equally dominant, they interact to produce a ...

Codominance Another form of allele interaction is codominance. When two alleles show codomi- nance, both alleles are fully expre ...

NEL The Basis of Heredity 611 Section18.4 A Mystery of Blood Types Humans have four blood types; A, B, AB, and O. The alleles fo ...