問題一覧
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it is the first stage of cellular respiration
Glycolysis
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derived from the Greek word “glyco” meaning sweet/sugar, “lysis” meaning to split
Glycolysis
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literally means breaking something sweet or breaking sugar. This stage takes place in the cell’s cytoplasm
Glycolysis
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Glycolysis takes place in
cytoplasm
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glycolysis does not require _ in the process and produces 4 ATP
oxygen
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how many molecules of ATP are being utilized initially to break the glucose and that ATP is borrowed from the cell
two
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When _ are splits during glycolysis pyruvate molecule are formed
glucose
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The glucose (6-carbon molecule) will split into two molecules of _ (three-carbon molecule) with the production of two molecules of ATP.
pyruvate
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The pyruvate molecules produced by glycolysis are transformed into a molecule called
coenzyme A
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Kreb cycle is named after its discoverer, a German- born British physician and biochemist)
Hans Adolf Krebs
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serves as a fuel for Kreb cycle
acetyl CoA
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In this phase, the high-energy electrons within NADH and FADH2 will be passed to a set of membrane-bound enzymes in the mitochondrion, collectively known as the
electron transport chain
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is a series of electron carriers existing in an oxidized form
Electron transport chain
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Electrons pass across carrier molecules in a series of
exergonic redox reaction
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ADP is phosphorylated to ATP using the energy of hydrogen oxidation, the entire process is known as
oxidative phosphorylation
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a process which produces the most ATP molecules per glucose molecule
oxidative phosphorylation
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is an event that proceeds after what take place in the electron transport chain
Chemiosmosis
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is a process where the energy from the sun, water, and carbon dioxide is used to produce sugar, and oxygen
Photosynthesis
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The main site of photosynthesis is in
chloroplast
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The chloroplast contains a semi-fluid medium which is the
stroma
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Embedded in the stroma is a complex network of stacked sacks. Each stack is known as
granum
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A granum consists of disk-shaped interconnected sacs called
thylakoids
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Each pigment absorbs only certain rays of light. One of the most known pigment is chlorophyll which makes the color of plants
green
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absorbs different wavelength than the chloroplast
Chlorophyll
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are photosynthetic pigments that prevents chlorophyll from photo damage
Caretonoids
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is an accessory pigment and acts indirectly in photosynthesis by transferring light it absorbs to chlorophyll a
Chlorophyll b i
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is found in certain marine algae, including the photosynthetic chromista (ex. Diatoms, brown algae and dinoflagellates).
Chlorophyll c
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are photosynthetic pigments efficient at absorbing red, orange, yellow and green light, wavelengths that are not well absorbed by chlorophyll a
Phycobilins
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Light-Dependent reactions come first and use light energy from the sun to make two molecules of
ATP and NADPH
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This process is made possible by the help of different pigment molecules that forms cluster which is known as
photosystems
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The first state of light dependent reaction is the excitation of electrons which occurs in
PS I and PS II
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A pigment molecule in the photosystem absorbs individual light packet called
photon
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The product of light-dependent reaction are
ATP and NADPH
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These two stages of photosynthesis are referred to as _. These are chemical reactions that used to store energy or create molecules
Anabolic reactions
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Cellular respiration is a _ where the molecules (complex) are broken down to release energy.
catabolic reaction
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Cellular respiration is a _ that converts glucose into energy and it breaks down carbohydrates to provide energy for the cell.
metabolic pathway
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are organism that can go through cellular respiration.
Heterotrohs and autotrophs
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energy currency of the cell
Adenosine Triphosphate
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literally means splitting of sugar
Glycolysis
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the second stage of Cell respiration and known as Krebs’s Cycle
Citric Acid Cycle
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an enzyme embedded in the inner membrane of mitochondria that plays a very important role in producing ATP
ATP synthase
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the process of converting glucose into energy with the presence of oxygen.
Aerobic Respiration
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the process of converting glucose into energy without oxygen
Anaerobic respiration
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Cellular respiration can occur both
aerobically and anaerobically
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Aerobic respiration occurs in the
cytoplasm and mitochondria.
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is a set of reactions occurring in the absence of oxygen which breaks down food into simple organic compounds, generating energy in the form of ATP
Anaerobic respiration
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is a set of reactions occurring in the absence of oxygen which breaks down food into simple organic compounds, generating energy in the form of ATP
Anaerobic respiration
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It is a set of reactions occurring in the presence of oxygen
Aerobic respiration
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It occurs in the cytoplasm
Anaerobic respiration
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The process of _ replaces the process of aerobic respiration so that the cell can have a continual source of energy, even in the absence of oxygen
lactic acid fermentation
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If no oxygen is available, cells can obtain energy through the process of
anaerobic respiration
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A common anaerobic process is _
fermentation
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is not an efficient process and results in the formation of far fewer ATP molecules than aerobic respiration
Fermentation
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a by-product of glycolysis needed to proceed to fermentation even without oxygen
Pyruvate
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The process of _ replaces the process of aerobic respiration so that the cell can have a continual source of energy, even in the absence of oxygen
lactic acid fermentation
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occurs in yeasts and some bacteria.
Alcohol fermentation
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formed during glycolysis is broken down to produce alcohol and carbon dioxide and is released (which is used to form ATP
Pyruvic acid
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The _ formed during Glycolysis each gain a hydrogen from NADH.
Pyruvic acid
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It turn the Pyruvate into lactic acid and energy is released
new hydrogen
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This _ contains the nucleoside adenine and a tail consisting of three phosphates.
ATP
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The basic building blocks of the said complex molecule are
carbon, hydrogen, nitrogen, oxygen and phosphorous
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ATP transport chemical energy within cells for
metabolism
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is linked to a process called coupled reactions
ATP
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All biological reactions either give off energy (_) or take in energy (_).
exothermic, endothermic
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reaction supplies the energy needed to drive the endothermic reaction
exothermic
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A purine derivative nucleobase.
Adenine
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is widely known as one of the four bases present in nucleic acids, the building blocks of deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). DNA is the genetic code for every living organism, and RNA is essential for the synthesis of proteins, among other processes.
Adenine
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A 5-carbon simple sugar. It is also present in RNA.
ribose
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The majority of ADP's energy is stored within the phosphate-phosphate bond. This explains why ATP is such a high-energy molecule since it has three phosphate groups.
phosphate molecules
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is released from platelets and used to promote the clotting cascade.
ADP
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it stores and releases energy for essential biochemical reactions
ATP
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ATP is also regenerated through the use of ADP in
cellular respiration
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is a series of biochemical pathways that produce energy in the cell.
Cellular respiration