Podcast
Questions and Answers
Why is it difficult to drive a car with square wheels?
Why is it difficult to drive a car with square wheels?
- Square wheels cannot maintain proper shape for smooth driving.
- Square wheels don't have enough traction. (correct)
- Square wheels don't fit the round shape of the axles.
- Square wheels are too heavy to move.
What happens to an enzyme if it loses its specific shape?
What happens to an enzyme if it loses its specific shape?
- It changes into a different type of enzyme.
- It becomes inactive and cannot perform its job. (correct)
- It becomes resistant to environmental conditions.
- It becomes more efficient in its function.
Which molecule helps speed up biochemical reactions?
Which molecule helps speed up biochemical reactions?
- Lipids
- Hormones
- Enzymes (correct)
- Proteins
How does the text explain the relation between function and shape in biology?
How does the text explain the relation between function and shape in biology?
What can happen to an enzyme under unfavorable environmental conditions?
What can happen to an enzyme under unfavorable environmental conditions?
Why is hormonal action considered an example of the intersection of biological function and shape?
Why is hormonal action considered an example of the intersection of biological function and shape?
In what way can enzymes be compared to paperclips according to the text?
In what way can enzymes be compared to paperclips according to the text?
What is the analogy used to explain how hormones work in the body?
What is the analogy used to explain how hormones work in the body?
Why can't a hormone deliver its message unless it binds to the target's receptor?
Why can't a hormone deliver its message unless it binds to the target's receptor?
Which hormone can tell the heart to beat faster by binding to beta-1 receptors?
Which hormone can tell the heart to beat faster by binding to beta-1 receptors?
What is the main biological function of antibodies in the immune system?
What is the main biological function of antibodies in the immune system?
How does the text explain the relationship between antibodies and antigens?
How does the text explain the relationship between antibodies and antigens?
Why does ghrelin not cause the heart to beat faster like epinephrine?
Why does ghrelin not cause the heart to beat faster like epinephrine?
What would happen if an antibody's shape did not match that of an antigen?
What would happen if an antibody's shape did not match that of an antigen?
How does the text suggest that an antibody's function is similar to Velcro?
How does the text suggest that an antibody's function is similar to Velcro?
