BIO/204 week 4 Photosynthetic Stages

Resources: This week's readings

Write a 50- to 75-word response for each bulleted area (Download the worksheet):

• Explain how CO2 enters leaves. What environmental factors control stomatal movement? How are these factors related to physical and chemical properties that control the opening and closing of stomata?
• What are primary stages in the photosynthetic carbon reduction (PCR) cycle? Explain the role of each stage. Draw a diagram of the stages by utilizing drawing tools in Microsoft^® Word to aid your explanation.
• Explain how the ATP and NADPH produced by the photosynthetic electron transport chain are used in the PCR cycle.
• What roles do light and Rubisco play in regulating the PCR cycle? Explain your answer.
• Explain how cells release energy through glycolysis, respiration, and fermentation. Identify pathways in each stage. Describe each stage's role in releasing energy.
• What is the role of enzymes in degrading starch and sugar? Explain your answer.
• Discuss some similarities and differences between respiration and fermentation.
• Aerobic organisms are usually larger than anaerobic organisms. Suggest how this might be related to respiration.

You should have a minimum of 3 references for this assignment.

Direct Quotes are limited to 2 small quotes (less than 40 words).

Include all references and in-text citations - all should be formatted in APA style.  Include an in-text citation for each paragraph (i.e. all paraphrased information must be cited, not just direct quotes), and include a references section.  Assignments with either of these missing will be considered plagiarism and will not be graded.

Submit your responses in a Microsoft® Word document.

Click the Assignment Files tab to submit your assignment.

Photosynthetic Stages Worksheet

Write a 50- to 75-word response for each question.

Include your references and in-text citations.  APA formatted references should go at the end of this document and each response should have an in-text citation.