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Q1. While hairless hamsters are mated with normal- haired hamsters, about 1/2 the offspring are hairless and one-half are normal. When hairless hamsters are crossed with each other, the ratio of hairless to normal-haired is 1:2. How do you account for the results of the first cross? How would you […]

Microbiology and Industry in Petroleum Fuels For project 1 you will do your background research. Specifically, you will choose a suitable topic, identify appropriate resources, and generate a brief outline of the article which you will write for Project 2. Your topic must fall under the following subheadings: Microbiology and […]

NASA scientists have brought back from Mars a molecule they think is similar to DNA. Just like DNA, it is transcribed into a mRNA-like molecule. Unlike mRNA on Earth, though, it appears to use only three bases (A, C and T). Assuming that proteins were still made from this mRNA […]

Q1. In guinea pigs, black (B) is dominant to brown (b), and dolid colour (S) is dominant to spotted (s). A heterozygous black, solid-coloured pig is mated with brown, spotted pig. The total offspring for several litters are black solid=16, black spotted=5, brown solid=5, and brown spotted=14. Are these genes […]