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Holstein cattle are normally black and white. A superb black and white bull, Nick, was purchased by a farmer for $100 000. The progeny sired by Nick were all normal in appearance. However, certain pairs of his progeny, when interbred, produced red and white progeny at a frequency of about […]

You are working in a museum studying a collection of primate skeletons. Thankfully, the sex and live body weight of each individual is known, so you are able to calculate the average live weight of males and females for this species (all measurements are in kilograms).  Sex Average weight Male 90 […]

Question: Explain an invasive species discovered within the United States. Include in your description where it is found, where it originated from, what impact it has on the environment, what impact it has on human activities, and what is being done to control it. There are plenty of potential species, so […]

Some exons in the human genome are quite small (less than 75 bp long). Identification of such “micro-exons” is difficult because these distances are too short to reliably use open reading frame identification of codon bias to determine if small genomic sequences are truly part of an mRNA and a […]