MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The receptor for estrogen is intracellular. True or false? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Which of these functions is not regulated by intracellular hormone-receptor complexes? |
| A. | Regulation of gene expression |
| B. | Regulation of chromosome function |
| C. | Interaction with the genome |
| D. | Regulation of K+ entry into the cell |
| Answer» E. | |
| 3. |
IP3 is a(n) _____ |
| A. | secondary messenger |
| B. | membrane receptor |
| C. | intracellular receptor |
| D. | nuclear receptor |
| Answer» B. membrane receptor | |
| 4. |
Which of these is a secondary messenger? |
| A. | Ca<sup>2+</sup> |
| B. | Mg<sup>2+</sup> |
| C. | Na<sup>+</sup> |
| D. | K<sup>+</sup> |
| Answer» D. K<sup>+</sup> | |
| 5. |
Adrenaline is derived from ______ |
| A. | lipopolysaccharides |
| B. | amino acids |
| C. | lipids |
| D. | sugars |
| Answer» C. lipids | |
| 6. |
Hypothalamic hormones are ______ |
| A. | peptides |
| B. | steroids |
| C. | iodothyronines |
| D. | amino acid derivates |
| Answer» B. steroids | |
| 7. |
What type of hormone is glucagon? |
| A. | Iodothyronines |
| B. | Steroids |
| C. | Peptide |
| D. | Amino acid derivatives |
| Answer» D. Amino acid derivatives | |
| 8. |
Which of these is false regarding receptors? |
| A. | Intracellular receptors are present within the cell |
| B. | Receptors form complexes with hormones |
| C. | Receptors disintegrate after contact with hormones |
| D. | Receptors are specific |
| Answer» D. Receptors are specific | |
| 9. |
Hormone receptors are ______ |
| A. | glycolipids |
| B. | lipids |
| C. | polysaccharides |
| D. | proteins |
| Answer» E. | |