The questions below are a paired set to be used in class, including a peer discussion portion. The first question could be posed and groups encouraged to consider, predict, but be sure to have a reason why
Discussion point in class then follow up with clicker question to see if concept has been
understood
Based on your understanding of fermentation, what prediction could you make about the
quantity of food required by fermenting cells when compared to cells using aerobic cellular
respiration?
What will be an ideal response?
Answers will vary.
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In disruptive selection, over time
A. a population increases its variation (e.g., a wide selection of all beak sizes). B. the population is strongly selected for in two directions (e.g., larger beak size and smaller beak size). C. a population goes extinct. D. the most extreme outliers of a population are eliminated (e.g., the largest beaks and smallest beaks are eliminated). E. the population is strongly selected for in one direction (e.g., larger beak size).
Which of the following is true of movement
through the phloem?
a. movement through phloem is through live cells b. movement between sieve tube members is via plasmodesmata c. movement through the phloem is not necessarily up d. the phloem cells through which movement occurs are non-nuclear e. all of these are true about movement through the phloem
When a woman has her gallbladder removed, she should probably reduce her consumption of _____
A) proteins B) carbohydrates C) fats D) proteins and carbohydrates
A rise in sodium levels and extracellular volume leads to a rise in blood pressure. As a result, ____.
A. renin levels rise, but aldosterone levels fall B. renin levels fall, but angiotensin levels rise C. renin and aldosterone levels rise D. renin and aldosterone levels drop E. renin levels drop, but aldosterone levels remain the same