Biology Cumulative Exam Study Guide Questions and Answers Rated A+
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Course
Biology Cumulative
Institution
Biology Cumulative
Biology Cumulative Exam Study Guide
Questions and Answers Rated A+
In DNA strings, which base pairs with adenine, and which base pairs with cytosine? Adenine
pairs with thymine, and cytosine pairs with guanine.
When a catalyst is added to a reaction, which factor does it influence? It affec...
1 Biology Cumulative Exam Study Guide Questions and Answers Rated A+ In DNA string s, which base pair s with adenine, and which base pairs with cytosine? ✔✔Adenine pairs with thymine, and cytosine pairs with guanine. When a catalyst is added to a reaction, which factor does it influence? ✔✔It affects the activation energy. Which part of the cell function s like a gatekeeper, regulating entry and exit? ✔✔The cell membrane. How does ATP transform into ADP? ✔✔ATP changes into ADP by releasing energy through the breaking of a phosphate bond. What is the primary energy source that drives food chains in ecosystems? ✔✔The sun. How can you distinguish between light -dependent reactions and light -independent reactions in photosynthesis? ✔✔Light -dependent reactions occur in the thylakoid membrane, w hile light -
independent reactions take place in the stroma. 2 What is a common feature of both aerobic and anaerobic respiration processes? ✔✔Both use pyruvic acid. Which base is unique to DNA? ✔✔Thymine. Which of the following is considered an abiotic fac tor? ✔✔Sunlight. What does the term "abiotic" mean? ✔✔It refers to non -living components. How is "biotic" defined? ✔✔It pertains to anything that is alive or was once alive. Here's a fully rephrased version: What is the most accurate description of ecological niches? ✔✔Two species cannot share the exact same niche within the same environment. In the electron transport chain of cellular respiration, which molecule acts as the ultimate electron acceptor? ✔✔Oxygen.
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