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Use 3-4 complete sentences (with appropriate punctuation and capitalization) to answer the following questions: What is up-regulation?  What is down regulation?  Which of these two processes would likely occur if proteins in a cell are consistently reaching a point of saturation?  Explain why you made your choice for this last question.

INSTRUCTIONS: Unscramble the words to make correct present perfect sentences, short answers, and questions.Q: recently / been / you / to Nepal / haveA: Yes, I have.

The abbreviation Ca2+ means calcium has …

INSTRUCTIONS: Choose the correct past form to complete each sentence. Rita ____ the laundry when she saw a $100 bill mixed in with the clothes.

For each of the ions listed below on the left, use the pull-down menus on the right to indicate on what side of the plasma membrane their concentration is normally HIGHER.

INSTRUCTIONS: Complete each sentence with the words in parentheses. Use the present perfect, the present perfect continuous, or the simple past of the verb. ____________________ (I / read) that book three times.

Where is oxygen required for the Electron Transport System?

INSTRUCTIONS: Complete each sentence. Use the passive of the verb in parentheses with get. My car ____________________ (steal) last Saturday night.

Study this coupled reaction below carefully: In the space below, please answer the following questions in complete sentences.  When you answer, separate your responses with the question letter (A, B, C, etc.) A) What are ALL the substrates of this coupled reaction? B) What are ALL the products of this coupled reaction? C) What is the name of the enzyme in this reaction? D) Based on the name of this enzyme, describe its action in this specific reaction. E) This reaction is part of what metabolic pathway?

DID YOU ALSO REMEMBER TO SHOW BOTH SIDES OF THE TWO PIECES OF SCRATCH PAPER YOU ARE ALLOWED TO USE DURING THIS EXAM?