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Physiology
weeks 1-6
| Question | Answer |
|---|---|
| The relatively constant state maintained by the body is known as | homeostasis |
| The concept that information may flow ahead to another process to trigger a change in anticipation of an event that will follow is called | feed-forward |
| DNA and RNA are important because | information molecules. |
| What term is often used to describe certain arrangements of atoms attached to the carbon core of many organic molecules? | functional group |
| Meiosis is called "reduction division" because | the number of chromosomes is reduced by half. |
| RNA makes proteins by | translation |
| Which skin layer contains closely packed, clear cells that contain a gel-like substance called eleidin? | Stratum lucidum |
| Which cells of the skin act as a type of antigen-presenting cell in the skin? | Dendritic cells |
| What is are the two types/functions of bone marrow? | Red & yellow - produces red blood cells and stores energy as fat. |
| Bones grow due to activity in the | Epiphyseal plates |
| When an astronaut is in space for 2 months what may happen to their bone density as compared to a person living on earth? | The astronaut will experience bone loss at an increased rate as a person on earth |