A diploid organism (2n=8) undergoes meiosis. During meiosis…

A diploid organism (2n=8) undergoes meiosis. During meiosis I, nondisjunction occurs for one pair of homologous chromosomes, but meiosis II proceeds normally for all chromosomes. If one of the resulting gametes with an extra chromosome fertilizes a normal gamete, what would be the chromosome number in the zygote, and what genetic consequences might occur?

In 2-3 paragraphs discuss how something you’ve learned this…

In 2-3 paragraphs discuss how something you’ve learned this semester (a concept, for example) has helped you re-think something about your intended PhD project. Note: This could be something you discuss in your final essay, so you can use this opportunity as a way to brainstorm.