Answer the following statements true (T) or false (F)
1. Phospholipids and triglycerides both contain fatty acids.
2. Phospholipids and triglycerides both have parts of their molecules that attract water.
3. Phospholipids are the starting substance for several steroid hormones in the body.
4. Both phospholipids and cholesterol are structural components of the cell membrane.
5. Both phospholipids and cholesterol are steroid lipids.
1. TRUE
2. FALSE
3. FALSE
4. TRUE
5. FALSE
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During the recovery period following exercise, all of the following are true except
A) lactic acid is removed from muscle cells. B) the muscle actively produces ATP. C) muscle fibers are unable to contract. D) oxygen is consumed at above the resting rate. E) heat is generated.
The Goldman equation can be used to determine the resting membrane potential. It accounts for all the following factors EXCEPT
A) Concentration of an ion outside the cell. B) Concentration of an ion inside the cell. C) Concentration of all ion channels in the membrane. D) Permeability of the membrane for the ions.
What age should a horse have all of its adult teeth in place?
a. 5 years c. 6 years b. 2 tears d. 4 years
The right and left atria depolarize and contract following the arrival of the action potential from the:
A) Purkinje fibers. B) atrioventricular (AV) node. C) sinoatrial (SA) node. D) atrioventricular (AV) bundle.