Answer the following statements true (T) or false (F)
1. Steroid hormone receptors are in the nucleus of the cell.
2. Steroid hormones do not need a second messenger because they are able to pass through the cell membrane.
3. A cell with an abnormally low number of ribosomes would slow down the effect of a steroid hormone.
4. TSH causes an increase in thyroid hormones when their blood level is too low. This is an example of a positive feedback mechanism.
5. Most hormones use a negative feedback system for regulation.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
5. TRUE
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