Q1. Some dogs have erect ears; others have drooping ears. Some dogs bark while following a scent; others are silent. Erect ears and barking are because of dominant alleles located on different chromosomes. A dog homozygous for both dominant traits is mated to a droopy-eared silent follower. The expected phenotypic […]

Hippogriffs can have black fur or gray fur. However, there is a high rate of mutation from black alleles into gray alleles. In a population of 1000 hippogriffs, if there are 800 alleles for black fur and the forward mutation rate (ie., from black to gray) is 10%, approximately how […]

In the News URL: http://news.sciencemag.org/biology/2015/09/closer-look-nerves-slim-down-your-fat-cells Title: A closer look at the nerves that slim down your fat cells Author: Sarah C. P. Williams Published: September 24, 2015 on Science Magazine.org After reading the article, please answer the following questions. Note that each question is worth three points. To earn full […]

Articles about nutrition and specific health issues. Choose two that you believe to be related for the essay assignment and follow these instructions: A. Name and citation for the focus articles you selected from the links below or from popular press. (Total of two citations) B. General statement of topic […]