Genetics Practice

Hello I was hoping someone could help me out with this question I have been practicing on:1. A pea plant with round seeds is crossed with a pea plant that has wrinkled seeds. For the cross,... more


What makes a gene dominant or recessive?

We all carry two copies of each gene (outside of male sex chromosomes). If the two differ from each other often one is dominant and one recessive. How does this mechanism work on a molecular level?... more


How to calculate the percentage of heterozygous cells based on a gene map?

I've encountered the following question and am quite stumped by it.A female with genotype AABBCC has been hybridized with a male that has the genotype aabbcc. The first generation (F1) has been... more

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