Accessibility
The web version of Introduction to Genetics has been designed to meet Web Content Accessibility Guidelines 2.0, level AA. In addition, it follows all guidelines in Appendix A: Checklist for Accessibility of the Accessibility Toolkit – 2nd Edition. It includes:
- Easy navigation. This resource has a linked table of contents and uses headings in each chapter to make navigation easy.
- Accessible videos. All videos in this resource have captions.
- Accessible images. All images in this resource that convey information have alternative text. Images that are decorative have empty alternative text.
- Accessible links. All links use descriptive link text.
| Accessibility Checklist | ||
| Element | Requirements | Pass? |
| Headings | Content is organized under headings and subheadings that are used sequentially. | Yes |
| Images | Images that convey information include alternative text descriptions. These descriptions are provided in the alt text field, in the surrounding text, or linked to as a long description. | Yes |
| Images | Images and text do not rely on colour to convey information. | Yes |
| Images | Images that are purely decorative or are already described in the surrounding text contain empty alternative text descriptions. (Descriptive text is unnecessary if the image doesn’t convey contextual content information.) | Yes |
| Tables | Tables include row and/or column headers that have the correct scope assigned. | Yes |
| Tables | Tables include a title or caption. | Yes |
| Tables | Tables do not have merged or split cells. | Yes |
| Tables | Tables have adequate cell padding. | Yes |
| Links | The link text describes the destination of the link. | Yes |
| Links | Links do not open new windows or tabs. If they do, a textual reference is included in the link text. | Yes |
| Links | Links to files include the file type in the link text. | Yes |
| Video | All videos include high-quality (i.e., not machine generated) captions of all speech content and relevant non-speech content. | No |
| Video | All videos with contextual visuals (graphs, charts, etc.) are described audibly in the video. | Yes |
| H5P | All H5P activities have been tested for accessibility by the H5P team, and passed their testing. | Yes |
| H5P | All H5P activities that include images, videos, and/or audio content meet the accessibility requirements for those media types. | Yes |
| Font | Font size is 12 point or higher for body text. | Yes |
| Font | Font size is 9 point for footnotes or endnotes. | Yes |
| Font | Font size can be zoomed to 200% in the webbook or eBook formats. | Yes |
Known Accessibility Issues and Areas for Improvement
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- Tables use merged cells, but they have been structured to work properly with screen readers.
- These videos do not have edited captions:
- Chapter 1
- History of Research on Genetics, by Sigma Documentaries (2017)
- Dominant Alleles vs Recessive Alleles | Understanding Inheritance by 2 Minute Classroom (2017)
- Law of Segregation (Mendel’s First Law of Inheritance) by FL-Genetics/03 (2018)
- Monohybrid Cross Examples – GCSE Biology (9-10), by Mr. Exham Biology (2018)
- Testcross Explained, by Nicole Lantz (2020)
- Chapter 2
- Law of Independent Assortment, by AK Lecture Series (2015)
- Dihybrid Cross Explained, by Nicole Lantz (2020)
- Two-Gene Test Cross Explained, by Nicole Lantz (2020)
- Chapter 3
- Cell Biology |Cell Cycle: Interphase & Mitosis, by Ninja Nerd (2018)
- Animation How the Cell Cycle Works, by Marcin Gorzycki (2018)
- Mitosis vs. Meiosis, by Beverly Biology (2014)
- Chapter 4
- Pedigree Analysis, by AK Lecture Series (2015)
- Pedigree Analysis, by Nicole Lantz (2016)
- Chapter 6
- 2H – Somatic & germline mutations, presented by Professor Redfield of UBC (Useful Genetics, 2015)
- The Life Cycle of Yeast – Professor Rhona Borts, from University of Leicester (2010)
- Homozygous, Heterozygous, Hemizygous, Haploid, by Nikolay’s Genetics Lessons (2015)
- Chapter 7
- Inborn Error of Metabolism: Alkaptonuria, by Walter Jahn (2016)
- Beadle and Tatum Part 1: Neurospora crassa, by SciencePrimer (2018)
- BIOL 183: Beadle & Tatum’s One-Gene-One-Enzyme hypothesis, by Susan Bush (2020)
- Gene Interactions P1, by Michelle Stieber (2014)
- Genetic Screen, by Animated biology With arpan (2017)
- Genetic Systems for Detecting Mutation, by Alex Nieves (2020)
- Silent (Synonymous) Mutations of a Gene Explained, by Nikolay’s Genetics Lessons (2020)
- Cystic Fibrosis | Molecular Mechanism & Genetics, by Hussain Biology (2018)
- Chapter 8
- Gene Interaction IB Biology, by Alex Lee (2016)
- Polygenic Inheritance, by AK Lectures (2015)
- Penetrance vs. Expressivity, by The Excel Cycle (2020)
- Extension of Mendelism – Phenocopy, Incomplete Penetrance, Expressivity (BI_08), by Biology Insights (2020)
- Chapter 9
- Genetic Linkage, by Steve Baskauf (2015) (EN – autogenerated)
- Recombination Frequency and Linked Genes, by John Chapman (2013)
- Linked Genes, Crossing Over and Genetic Recombination, by AK Lectures (2015) on YouTube.
- Genetics! coupling (cis) vs Repulsion (trans), by Medaphysics Repository (2015)
- (AP Biology) Linked Genes, Unlinked Genes, Incomplete Linkage, and Gene Mapping, by Mr. Cronin’s Videos (2019)
- Chapter 10
- Sex Determination | Genetics | Biology | FuseSchool, presented by FuseSchool – Global Education (2017)
- 7R – Sex chromosomes in Meiosis, produced by Professor Redfield of UBC (Useful Genetics, 2015)
- Sex Chromosome Abnormalities, part of the AK Lectures (2015)
- Sex determination by the Y chromosome, by Genetics/ UC Davis (2017)
- X-Linked Genes: Patterns of Inheritance by Oxford Academic (Oxford University Press, 2017)
- Chapter 11
- Gene Mapping, Percent Recombination and Map Units, by AK Lectures (2015)
- Interference and Coincidence, by Catalyst University (2018)
- Genetics: Linkage Problem #1, by Chegg (2018)
- Chapter 12
- 8H – Physical and Genetic Linkage and Maps, by Professor Redfield (Useful Genetics, 2015)
- Gene Mapping/ How to Decode 13q14.3, by Medinaz (2017)
- Genetics – Cytogenetic Maps Part 6 of 6, by SCOOTERDMU (2011)
- Chapter 13
- COVID-19 | Coronavirus: Epidemiology, Pathophysiology, Diagnostics, by Ninja Nerd (2020)
- How the Novel Coronavirus Infects a Cell: Science, Simplified, by Scripps Research (2020)
- Rare Genetic Variants May Predispose to Severe COVID-19, by Bionano Genomics (2021)
- There are Four Types of COVID-19 Vaccines: Here’s How They Work, by Gavi, the Vaccine Alliance (2020)
- Chapter 1
Adapted from the Accessibility Toolkit – 2nd Edition by BCcampus, licensed under CC-BY.
