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Q1. Human babies and hibernating or cold-adapted animals are able to maintain body temperature (a process called thermogenesis) due to the presence of brown fat. Brown fat has a high concentration of mitochondria. The mitochondria in them have a protein called thermogenin, which allows the flow of hydrogen ions through […]

Fruit fly bodies are typically light gray. A fruit fly mutant is identified with a dark gray body. It is known that the allele that causes dark bodies is recessive to the allele that produces light bodies. A true-breeding (homozygous) male fly with a light body is mated with a […]

1. Historically, North America was home to at least two species of large canids. The gray wolf, Canis lupus, existed in forests throughout most of North America, where they preyed on large ungulates such as elk and moose. The much smaller coyote, C. latrans, was restricted to the plains and […]

UMUC Biology Lab: Enzymes Answer Key Lab: Enzymes Pre-Lab Questions 1. How could you test to see if an enzyme was completely saturated during an experiment? 2. List three conditions that would alter the activity of an enzyme. Be specific with your explanation. 3. Take a look around your house […]