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Question 1 of 6
1. Question
Chloroplasts and mitochondria are both organelles need to process forms of energy for cells. Many students who learn about photosynthesis assume that plants have chloroplasts only, while animals have mitochondria only. However, plants have both. Explain why a plant cell would need both and describe the role each would play.
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Question 2 of 6
2. Question
Discuss global warming and the effects will it have on Earth’s plants.
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Question 3 of 6
3. Question
An endurance runner begins experiencing muscle soreness towards the end of a long race. Explain, in detail, what is happening in her muscle cells. Your answer should include the molecule(s) that are missing, how this is altering cell respiration, and what the cause of her soreness is.
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Question 4 of 6
4. Question
A chemist named Wallace Carothers died in 1937 when he intentionally drank a solution containing potassium cyanide. Cyanide is poisonous because it interferes with one of the enzymes in the electron transport chain, preventing oxygen molecules from combining with an electron and two hydrogen ions to form water. Â
Assuming cell respiration completely halts at this point, what part of the process are still functional? HINT: Think about the steps to aerobic respiration.
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Question 5 of 6
5. Question
What would a poisoned person be completely unable to generate as a result of this?
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Question 6 of 6
6. Question
What effect would the lack of this molecule have on the rest of the cell’s activities?
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