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Let’s say you love tomatoes! Specifically you like the yellow oblong cherry tomatoes so you are breeding them in your garden. You have determined that yellow is recessive to red and oblong is dominant to round. During your experiments, while working with an F1 generation tomato plant, you accidently crossed your plant with a friend’s true-breeding red, oblong tomatoes. What kinds of seeds, and the relative proportions of each, will you see after this cross? Please include all genotypic and phenotypic frequencies. Show all work on a scratch paper.    

When observing a chicken skin cell in G2 under a microscope, you count 156 total chromatids. How many chromosomes does a male chicken have in its sperm cells? 

You are a medical student and are reviewing a case study about a past patient. The patient was 4 feet 8 inches tall at age 38, was unable to have children, and had an above-average intelligence. The patient also had an irregular number of chromosomes. What diagnosis would you give the patient?

The offspring of two different varieties are called hybrids

  What is Grandma’s genotype?

Mendel made 4 conclusions about heredity after his experiments on peas (2 laws were later summarized from these conclusions). Explain each of the conclusions (or laws) and how peas helped elucidate these conclusions. 

Pea plants were a prefect model organism because

Describe why variation is important to evolution. Please use an example. 

A soil pH of 6.5 is often considered ideal for phosphorus availability.  Why?

If no exception is thrown in a try block, all catch blocks associated with that try block are ignored.