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In the electron transport chain of cellular respiration, electrons are passed from molecule to molecule. When the molecule NADH gives up its electrons and becomes NAD+, what has happened to NADH?

A DNA mutation occurs in a fruit fly that causes it to have a slightly different wing shape. This change does not affect the fly’s ability to survive or reproduce. What is the most likely outcome of this mutation in the population?

A cell is undergoing mitosis. A scientist observes that the sister chromatids are being pulled apart and are moving toward opposite poles of the cell. In which phase is this cell?

Which of the following religions is considered a liturgical faith?

During DNA replication, the enzyme DNA ligase joins two DNA fragments together. In this reaction, what are the DNA fragments?

The bacterium E. coli is a common microbe found in the human intestine. What is the key characteristic of this organism’s cell that places it in the prokaryotic domain?

A honeybee collects nectar, which is rich in sucrose. The bee then breaks down the sucrose into its smaller sugar units. What is the name of the monomer and what is its primary role in the bee’s metabolism?

The candle placed between the casket and the altar during a Catholic funeral mass is the:

Water is essential for life and is composed of two hydrogen atoms and one oxygen atom. What is the fundamental building block of this molecule?

Consider what you have learned in this class. Please pick a single topic, e.g., a single learning objective we have covered. This might be something you found especially interesting, something you initially struggled with but then learned well, something you are especially confident of and perhaps wished was covered more thoroughly on this test, or anything else you want from this content, except please do not pick one of the topics already discussed in the essay questions (i.e., do not re-discuss the essay questions you already answered). For this topic: Identify the topic Explain the topic and why it is important Write a single multiple choice question addressing this topic Your answer should be a paragraph of at least 4-5 sentences. Please do not just list out names of multiple topics, or just tell me that you found a topic to be really interesting. You may tell me you found this topic especially interesting, but you must demonstrate that you learned about and understand this topic by explaining it clearly. Note that there is not a single answer to this question, this is your chance to demonstrate good knowledge of any topic of your choosing from your work in this class!