Assignment: Scientists, Disciplines, and Discoveries Details: Photosynthetic protists are a diverse group of eukaryotic organisms that range from unicellular algae to large multicellular seaweeds. They form the base of the food chain in aquatic ecosystems and produce much of the atmospheric oxygen. They do not cause diseases but they can […]

1. Harry Smith, 70 years of age, is a male patient who is admitted to the medical-surgical unit with acute community-acquired pneumonia. He was diagnosed with paraseptal emphysema 3 years ago. The patient smoked cigarettes one pack per day for 55 years and quit 3 years ago. The patient has […]

Two genome-wide association studies sought genes that contribute to intelligence. The first considered 1000 Mexican-American participants in the San Antonio Family Heart study, and found evidence pointing to genes on chromosomes 3,6 and 18. The second study looked at 1,094 children with attention deficit hyperctivity disorder and their siblings, and […]

Three different species of popples coexist on the island of Mattel: punkity, bibsy, and dunker. A survey of the populations of these three popples produced the following results: The punkity popple population consists of 34% red morphs, 33% black morphs, and 33% green morphs. All punkity popples are lethally toxic […]