Week 10 HW 2 – Flashcards
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The most effective portion(s) of the visible spectrum in driving photosynthesis is (are):
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the red-orange portion.
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Biologically speaking, a pigment:
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is a molecule that absorbs a photon
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A plant whose leaves are reddish-yellow is NOT absorbing light from which wavelengths of the visible-light spectrum?
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red and yellow
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During photosynthesis, visible light has enough energy to directly:
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excite electrons.
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What are the resulting products of the splitting of water in photosynthesis?
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electrons, oxygen, and hydrogen ions
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Oxygen gas produced during photosynthesis originates as:
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oxygen atoms contained in water molecules.
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The carbon dioxide needed for photosynthesis enters the plant through the:
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stomata.
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Anaerobic mammals:
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do not exist.
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Cellular respiration is the process by which:
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energy from the chemical bonds of food molecules is captured by an organism.
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Energy used in cellular respiration can originate from:
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carbohydrates, proteins, and fats.
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An inherited disease results from abnormal mitochondria passed from mother to child. Using your knowledge of the function of mitochondria within human cells, which of the following is the most likely description of the symptoms of this disease?
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extreme muscle weakness
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Cellular respiration is an efficient process that captures approximately 35% of the energy in glucose. From 1 molecule of glucose, it yields:
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30 to 32 ATP, depending on the tissue and organism
