Normal unicorns have white coats but there are some with blue coats. normal unicorns have a single simple (unbranched) horn but there are some with a branched horn. a true breeding female with a blue coat and a branched horn is crossed with a normal male unicorn. their female offspring […]

Your staining tray goes up in flames. What would you do? Your partner tray’s goes up in flames. What would you do? You made and viewed a capsule staining of K. pneumonia, and decide you do not want to keep the slide. Where would you place it once you have […]

You are studying a new population of stem cells you have found in lung epithelium. You find there is one novel trascription factor and one novel signaling molecule that are absolutely required for maintenance of the stem cell population but neither is express by the stem cells although they are […]

Q. The ancestry of a white female tiger bred in a city zoo is depicted in the following pedigree. White tigers are indicated with unshaded symbols. (As you can see, there was considerable inbreeding in this lineage. For instance, the white tiger Mohan was mated with his daughter). In answering […]