Breaking down photosynthesis stages. The dark reaction cannot occur in the light. Explain how C-4 photosynthesis provides an advantage for plants in certain environments. Practice: Photosynthesis. Light dependent reactions. a. glucose b. ATP ATP and NADPH are produced in the light-dependent reactions and used in the light-independent reactions. The light-dependent reactions. As the name suggests, the light-dependant reaction depends on sunlight to carry out photosynthesis. The results should indicate that the light-dependent reactions of photosynthesis are restricted to the chloroplasts that have been extracted. Which series lists the structural components of the light-dependent reactions in order, from smallest to largest? d. have no function in photosynthesis. Which is an important difference between light-dependent (L-D) and light-independent (L-IND) reactions in photosynthesis? Here, it traps solar energy and uses it to generate ATP and NADPH. In which type of environment are plants most likely to use a C4 pathway of carbon fixation? During the light dependent reactions of photosynthesis: 1. Which is the best description of photophosphorylation? The light reaction of photosynthesis initiates only when it is supplied with light energy. In the chemical equation for photosynthesis, carbon dioxide and water are converted to glucose and oxygen. This metabolic process occurs in chloroplasts thanks to chlorophyll, and it produces sugar along with oxygen. Photosynthesis evolution. Consider the following events of photosynthesis. 2. A pigment molecule in the photosystem absorbs one photon, a quantity or “packet” of light energy, at a time. What is the source of the carbon dioxide that is used in photosynthesis? Light dependent reactions occur in the thylakoid membrane of the chloroplasts and take place only when light is available. What is the input of the light-dependent reactions, labeled X? Which best lists the end products of the light-dependent reactions of photosynthesis? What does ATP contribute to the reaction? Jasmine and Marcus are at the park, and Jasmine makes the following statements. The Calvin cycle refers to the light-independent reactions in photosynthesis that take place in three key steps. The Calvin cycle. Which process occurs during the light-dependent reactions in photosynthesis? How do ATP and NADPH connect light-dependent and light-independent reactions in photosynthesis? 2 Carbon dioxide will have no effect, because it is not involved in the light-dependent reactions. The light-dependent reactions begin in a grouping of pigment molecules and proteins called a photosystem. What is required for both the light-dependent and light-independent reactions to proceed? These reactions can on… For any plant performing photosynthesis, four factors influence this process. Here is an explanation in technical terms: To begin with water is taken up by the roots and circulated by veins to the leaves. During the light reactions, ATP and NADPH are generated by two electron-transport chains, water is used and oxygen is produced. According to the syllabus and instructors post, Week 3 assignment is to describe the stages of cellular respiration and photosynthesis and their interaction and interdependence including raw materials, products, and amount of ATP or glucose produced … The L-D reactions need CO2 and light energy, and the L-IND reactions needs water and O2. This is the currently selected item. Although the Calvin Cycle is not directly dependent on light, it is indirectly dependent on light since the necessary energy carriers ( ATP and NADPH) are products of light-dependent reactions. Sort by: Posted on January 16, 2021 Written by No Comments on photosynthesis quizlet ap biology. 3. Other students indicated in their concept maps that ‘Photosynthesis occurs in two sets of reactions referred to as the Light-dependent Reactions and the Calvin cycle.’ If this student were to indicate the products of the light-dependent reactions in her map, the map should include all of the following terms except _____. The other three factors do not play a critical role in it. 3 hours ago. **The dark reaction (Calvin Cycle) is able occur in the light, but is only called the dark reaction because it is light-independent, meaning the this chemical reaction does not NEED the sunlight to occur. Photosynthesis begins with the light reactions. Splitting of water into 2 molecules of hydrogen and 1/2 oxygen is released. b. absorb only yellow and orange light. ATP and NADPH are generated by two electron transport chains. Light energy is converted to chemical energy in the form of ATP and NADPH. Learn vocabulary, terms, and more with flashcards, games, and other study tools. 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