Podcast
Questions and Answers
What is the main determinant of how a hormone exerts its biological effect?
What is the main determinant of how a hormone exerts its biological effect?
- The color of the hormone
- The size of the hormone
- The taste of the hormone
- The chemical nature of the hormone (correct)
Where are the receptor sites for hormones typically located?
Where are the receptor sites for hormones typically located?
- Mitochondria
- Endoplasmic reticulum
- Cell membranes or cytoplasm (correct)
- Cell nucleus
What determines the specificity of hormone action on particular cells?
What determines the specificity of hormone action on particular cells?
- The presence or absence of receptors for that hormone in a given cell (correct)
- The chemical bonds in the hormone
- The color of the hormone
- The size of the hormone
Which class of hormones typically combine with receptors located in the plasma membrane of target cells?
Which class of hormones typically combine with receptors located in the plasma membrane of target cells?
What happens to a cell that lacks the receptor for a specific hormone?
What happens to a cell that lacks the receptor for a specific hormone?
Why do hormones released into the general circulation have effects only on specific cells?
Why do hormones released into the general circulation have effects only on specific cells?
What type of molecules are peptides, proteins, and amino acid derivatives in the context of hormone-receptor interactions?
What type of molecules are peptides, proteins, and amino acid derivatives in the context of hormone-receptor interactions?
Which of the following is a process that may be altered by hormones according to the text?
Which of the following is a process that may be altered by hormones according to the text?
What is the term used for cAMP in the described process of hormone influence on target cells?
What is the term used for cAMP in the described process of hormone influence on target cells?
Which of the following may be altered by hormones and is important in the growth or division of cells according to the text?
Which of the following may be altered by hormones and is important in the growth or division of cells according to the text?
What is the term for substances that can function as second messenger molecules within cells?
What is the term for substances that can function as second messenger molecules within cells?
What happens when an activated receptor triggers a series of biochemical reactions according to the text?
What happens when an activated receptor triggers a series of biochemical reactions according to the text?
