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PHYSIO Final
| Question | Answer |
|---|---|
| Homeostasis can best be described as: | a state of relative constancy. |
| Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: | viruses. |
| The body’s thermostat is located in the: | hypothalamus. |
| Positive-feedback control systems: | accelerate a change. |
| If the secretion of oxytocin during childbirth operated as a negative-feedback control loop, what effect would it have on uterine contractions? | Oxytocin would inhibit uterine contractions. |
| A structural lipid found in the cell membrane is a: | Maltose |
| The term glycoprotein, a combination of two words, tells you that the compound is made of _____, with _____ being the dominant component. | carbohydrate and protein; protein |
| Which energy-releasing or energy-transferring molecule does not contain a nucleotide? | Creatine phosphate |
| A _____ is a functional group that is temporarily unattached and is highly reactive because of unpaired electrons. | free radical |
| Peptide bonds join together molecules of: | amino acids. |