Science 9: Cellular respiration and its difference from Photosynthesis (Tagalog-English Format)
Summary
TLDRIn this educational video, Sir Gareth explores the fascinating world of science, focusing on photosynthesis and cellular respiration. He explains how photosynthesis converts carbon dioxide and water into glucose and oxygen using light energy, while cellular respiration breaks down glucose and oxygen to produce ATP, carbon dioxide, and water. The video delves into the chemical equations and processes involved, including glycolysis, the Krebs cycle, and the electron transport chain, highlighting the importance of these processes for life on Earth.
Takeaways
- 🌱 Photosynthesis primarily occurs in plants, particularly in their leaves.
- 🌞 Photosynthesis uses six molecules of carbon dioxide and six molecules of water, along with light, to produce glucose and six molecules of oxygen gas.
- 💡 Cellular respiration is a complex process that releases energy in the form of ATP from food molecules.
- 🔄 The chemical equation for cellular respiration is: glucose (C6H12O6) + six molecules of oxygen gas → six molecules of carbon dioxide, six molecules of water, and ATP.
- ⚡ Cellular respiration has three main stages: glycolysis, the Krebs cycle, and the electron transport chain.
- 🔬 Glycolysis occurs in the cytoplasm, where one glucose molecule is broken down into two pyruvic acid molecules, generating two net ATPs.
- 🔗 The Krebs cycle takes place in the mitochondria's inner matrix and further breaks down acetyl-CoA into carbon dioxide and ATP.
- 🔋 The electron transport chain, located in the inner membrane of the mitochondria, uses electrons from NADH and FADH2 to produce more ATP.
- 🌊 Water and carbon dioxide are the end products of cellular respiration, along with ATP.
- ⚖️ Photosynthesis and cellular respiration are opposite processes in terms of their chemical equations and products.
Q & A
What is the main topic discussed in the video lecture?
-The main topic discussed in the video lecture is the process of cellular respiration, its stages, and its comparison with photosynthesis.
What is the role of oxygen in cellular respiration?
-Oxygen plays a crucial role in cellular respiration, particularly in aerobic respiration, where it is used to produce ATP through a series of oxidation processes.
What is the chemical equation for cellular respiration?
-The chemical equation for cellular respiration is C6H12O6 (glucose) + 6O2 (oxygen) → 6CO2 (carbon dioxide) + 6H2O (water) + ATP (adenosine triphosphate).
What are the three major stages of cellular respiration?
-The three major stages of cellular respiration are glycolysis, the Krebs cycle (also known as the citric acid cycle), and the electron transport chain.
What happens during glycolysis in cellular respiration?
-During glycolysis, one glucose molecule is broken down into two pyruvic acid molecules, generating two net ATPs in the process.
What is the role of the mitochondria in cellular respiration?
-The mitochondria are the site of the Krebs cycle and the electron transport chain in cellular respiration, where most of the ATP is produced.
What are NADH and FADH2, and what is their function in cellular respiration?
-NADH and FADH2 are coenzymes that serve as electron carriers in the electron transport chain, helping to generate a greater amount of ATP.
How does aerobic respiration differ from anaerobic respiration?
-Aerobic respiration uses oxygen to produce ATP, while anaerobic respiration, such as fermentation, breaks down pyruvate without the use of oxygen.
What is the relationship between photosynthesis and cellular respiration in terms of their chemical processes?
-Photosynthesis and cellular respiration are inverse processes. Photosynthesis takes in carbon dioxide and water and releases glucose and oxygen, while cellular respiration consumes glucose and oxygen to produce carbon dioxide, water, and ATP.
What is the role of ATP in cellular respiration and photosynthesis?
-ATP (adenosine triphosphate) is a key molecule in both processes. In photosynthesis, ATP is produced as an energy source, while in cellular respiration, ATP is generated as a form of usable energy for the cell.
How does the video lecture describe the process of the electron transport chain?
-The video lecture describes the electron transport chain as a series of oxidation processes where electrons carried by NADH and FADH are transferred to electron receptors, leading to the production of ATP and water.
Outlines
🌿 Photosynthesis and Cellular Respiration Overview
Sir Gareth introduces the video lecture focused on exploring the world of science, specifically photosynthesis and cellular respiration. He mentions the previous lecture on photosynthesis and encourages viewers to watch it for more details. The script discusses the chemical equation for photosynthesis, where carbon dioxide and water, with the aid of light, produce glucose and oxygen. It contrasts this with cellular respiration, which involves the breakdown of glucose and oxygen to produce carbon dioxide, water, and ATP (adenosine triphosphate). The script also touches on aerobic respiration, which uses oxygen to produce ATP, and the importance of cellular respiration in eukaryotic cells containing organelles like the nucleus and mitochondria.
🔬 Glycolysis and Krebs Cycle in Cellular Respiration
This paragraph delves into the specifics of glycolysis, the first stage of cellular respiration, where glucose is broken down into pyruvic acid molecules, generating two net ATPs. It explains that glycolysis occurs in the cytoplasm and involves the conversion of a six-carbon glucose molecule into two three-carbon pyruvate molecules. The paragraph also discusses the role of NADH as a co-enzyme that carries electrons and the subsequent stages of cellular respiration, including the Krebs cycle, which takes place in the mitochondria's inner matrix, and the electron transport chain, which is responsible for the production of a significant amount of ATP.
🔋 Electron Transport Chain and ATP Production
The script explains the electron transport chain, which is a series of oxidation processes that occur in the inner membrane of the mitochondria. It details how electrons carried by NADH and FADH are transferred to electron receptors, leading to the production of ATP. The paragraph highlights the role of the electron transport chain in generating ATP and the final acceptance of electrons by oxygen, which combines with hydrogen ions to produce water. It summarizes the ATP production from one molecule of glucose through glycolysis, the Krebs cycle, and the electron transport chain, noting that the numbers are approximate and can vary.
🌱 Summary of Cellular Respiration and Comparison with Photosynthesis
Sir Gareth summarizes cellular respiration as a process that produces ATP, carbon dioxide, and water, involving three major stages: glycolysis, the Krebs cycle, and the electron transport chain. He contrasts this with photosynthesis, which uses carbon dioxide and water to produce glucose and oxygen using light. The paragraph emphasizes the chemical equations of both processes and their inputs and outputs. It also discusses the role of autotrophs, like plants, in photosynthesis and the importance of glucose as a raw material for cellular respiration.
🎓 Quiz on Cellular Respiration and Conclusion
The final paragraph presents a quiz to reinforce the concepts of cellular respiration, including the identification of coenzymes like NADH and FADH2, which serve as electron transporters. It also addresses common misconceptions about the end products of cellular respiration and the requirement of oxygen for aerobic respiration. Sir Gareth concludes the lecture by reiterating the importance of understanding both photosynthesis and cellular respiration in the context of science.
Mindmap
Keywords
💡Photosynthesis
💡Cellular Respiration
💡ATP (Adenosine Triphosphate)
💡Glycolysis
💡Krebs Cycle
💡Electron Transport Chain
💡Aerobic Respiration
💡Anaerobic Respiration
💡Fermentation
💡NADH and FADH2
Highlights
Photosynthesis occurs mainly in plants, particularly in their limbs.
Cellular respiration is a complex process that releases energy in the form of ATP from food molecules.
The chemical equation for photosynthesis involves carbon dioxide, water, and light to produce glucose and oxygen.
Aerobic respiration uses oxygen to produce ATP, carbon dioxide, and water.
Eukaryote cells contain membrane-bound organelles such as the nucleus, golgi bodies, and mitochondria.
Glycolysis is the first stage of cellular respiration, breaking down glucose into pyruvate.
The Krebs cycle is the second stage of cellular respiration, breaking down acetyl CoA into carbon dioxide and water.
The electron transport chain is the final stage of cellular respiration, harvesting energy to produce ATP.
NADH and FADH2 are coenzymes that serve as electron carriers in cellular respiration.
Fermentation is an anaerobic process that breaks down pyruvate without the use of oxygen.
Cellular respiration can be represented by a chemical equation involving glucose and oxygen to produce carbon dioxide, water, and ATP.
Photosynthesis and cellular respiration are opposite processes, with each other's products being the other's raw materials.
Glycolysis occurs in the cytoplasm and is the process of breaking down glucose to pyruvate.
The Krebs cycle takes place in the mitochondria, converting acetyl CoA into carbon dioxide and water.
The electron transport chain occurs in the inner membrane of mitochondria, transferring electrons to produce ATP.
Aerobic respiration requires oxygen and involves three stages: glycolysis, Krebs cycle, and electron transport chain.
Anaerobic respiration does not require oxygen and includes processes like fermentation.
Cellular respiration and photosynthesis are essential for life, with each process providing the necessary raw materials for the other.
Transcripts
good day everyone sir gareth here
i will help you to learn and explore the
majestic
and interesting world of science
in our previous video lecture we have
discussed the concept of photosynthesis
and its key features
if you haven't watched the video lecture
you may click the link presented on the
description below
as what we have said photosynthesis
occurs mainly
in plants particularly on its limbs
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living organisms once they exhale
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organisms particularly of humans and
other form of animals
for them to perform their daily tasks
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a chemical equation
6 molecules of carbon dioxide plus
six molecules of water with the
application of light
will yield two glucose and six
molecules of oxygen gas at paramas mine
in the hanmo angbo
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cellular respiration cellular
respiration
is a complex process by which energy in
the form of
atp is released from food molecules
guyanese photosynthesis
plus oxygen gas whereas
these raw materials will undergo certain
processes
to produce carbon dioxide or six
molecules of carbon dioxide
six molecules of water and
adenosine triphosphate or atp
at paramaganapan processor and cellular
respiration
efficient supplementation
aerobic respiration aerobic respiration
is a process which uses oxygen to
produce
atp
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respiration respiration naganap's
eukaryote cells
or manga cells
description cell it contains
membrane-bound
organelles such as nucleus golgi bodies
and mitochondria the donating
and golden attention cellular
respiration
produce atp or adenosine triphosphate
malignant
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c6h12o6 represents a glucose
plus six molecules of oxygen gas whereas
this raw materials will undergo certain
processes
to produce six molecules of carbon
dioxide
six molecules of water and atp
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represents end products or output and
cellular respiration
and cellular respiration it's a chemical
equation and photosynthesis
in terms of the compounds present on it
mapping
and input or raw materials and cellular
respiration
i am end products and photosynthesis
attack end products and cellular
respiration
raw materials and photosynthesis
and photosynthesis
autotrophs particularly plants
which produces glucose munit
mapapansinate nasa cellular respiration
and glucose eyes and raw materials the
ebay patterns
enter processed cellular respiration
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glycolysis krebs cycle at electron
transport chain
big young focus
glycolysis glycolysis
cytoplasm
oxygen gas it is also a process which
one glucose molecule is broken down into
two pyruvic
acid molecules to generate two net
atps in the process so papa ano
from one molecule
net atp is a process
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so the first event and glycolysis
or phosphate groups mulasa de la
atp molecules animalini parts a glucose
molecule metabolism
phosphate group six carbon compound that
in a tavognatine
glucose
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magnum presents nonphosphate group and
six carbon molecules
a situation
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h and nadh is a co-enzyme
electrons
atp
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stage and three carbon compounds a macho
convert into three
carbon pyruvate namak bibigaidan uppa
mas mahapak produ spa nang masmaraming
atp
molecules to sum it up glycolysis
is the process of harvesting energy by
breaking down glucose to pyruvate
molecules
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atp molecules the entire process
glycolysis
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oxygen gas angle molecules nancy carbon
pyruvate then the producer glycolysis
is cytoplasm
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mitochondria
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molecules latina tawagnathine acetyl koa
nang ionio oxidize angisan carbon
molecule
which is the carbon dioxide i.e la la
bass during the process
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oxygen gas red cycle takes place
in the inner matrix of the mitochondria
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aluminating responsibilities
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enzymes nadh is naturally occurring and
vital compound
found in the cells of living organisms
paramagapak generate atp
fadh is formed when
fad is oxidized by gaining two hydrogen
ions
nadh and fadh are electron carrier
molecule
which serves to regenerate greater
amount of
atp at dahil nawalan
is some carbon molecule or carbon
dioxide
and five carbon molecule bubbly
kitosapaging four
carbon compounds
a process on a krebs cycle
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nadh molecules at some fadh2 molecules
and carbon dioxide
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cycle produced
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electron transport chain an electron
transport chain in the
inner membrane and mitochondria
krebs cycle
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oxygen gas electron transport chain is a
series of oxidation processes
where electrons in form of hydrogen ions
carried by nadh
and fadh are transferred to electron
receptors
found in the inner membrane of the
mitochondria
the inner membrane and mitochondria
my marquis kitatayung series of protein
complex namely electron carrier
angdalong electron nadh and
fadh papasas electron carrier
the nasal protein complex
naga meeting material to produce a
protein reset
nagagamiten to energize or power
the so-called atp synthase
atp synthase angle combines a
phosphate group at adenosine diphosphate
parama produce an atp
on this part oxygen will be the final
acceptor of the electrons coming from
the nadh
and fadh enzymes
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proton region an oxygen atom imaco
combines
the lawn protons of hydrogen ions
which leads to the production of water
for us to summarize the concept of
electron transport chain atps are
released
along with water as by-products second
gatps are produced for every
one molecule of nadhs two atps are
produced for every three molecules
of fadh and on the entire process
36 atps are produced
for every one molecule of glucose
or c6h12o6 but then
we should always remember that the
numbers presented on each
processes is not always precise
some situations oxygen gas
antenna and aerobic respiration
anaerobic respiration is a process which
does not involve
oxygen gas detox
fermentation fermentation is a type of
anaerobic respiration which breaks down
pyruvate without the use of
oxygen the fermentation
mass
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organisms
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it will be impossible for us to perform
our tasks
and live longer now to summarize the
concept of cellular respiration
number one energy in the form of atp
is being produced in this process along
with carbon dioxide
and water second there are three major
stages
involved on this process number one is
what we call
glycolysis which is the process of
breaking down of glucose to pyruvate
which happens in the cytoplasan second
is what we call krebs cycle which is the
process
of breaking down acetylchola completely
into carbon dioxide and water which
occurs in the inner matrix of the
mitochondria
and lastly the what we call throttle
transport chain
which is the process of harvesting more
energy
in the form of atp which occurs
in the inner membrane cellular
respiration can be represented
using the chemical equation c6h12o6 or
the what we call glucose
plus six molecules of oxygen gas will
undergo
certain processes as what we mentioned
earlier
to produce six molecules of carbon
dioxide
six molecules of water and atp
so unknown pinakai ban and
photosynthesis at cellular respiration
in terms of chemical equation
and photosynthesis i made chemical
equation
six molecules of carbon dioxide
plus six molecules of water where the
application of light
will yield to glucose and six molecules
of oxygen
gas samantha lung and cellular
respiration
make chemical equation glucose
plus six molecules of oxygen gas
which undergoes the three major
processes
will produce six molecules of carbon
dioxide
six molecules of water and atp
bhakta tingnaman some materials or
compounds in bolts
processor and raw materials are
photosynthesis
i carbon dioxide at water
samantha lungs cellular respiration and
oxygen gas
and glucose in terms of end products for
antenatal wagnapping outputs
sapoto synthesis ito i may end products
glucose at oxygen gas samantha lux
cellular respiration among carbon
dioxide
adp at water and end products the
things and processes
oriented towards nutting stages involved
on the two major
events and photosynthesis i made the
lawang
stages dependent reaction
oculi photochemical reaction
light independent reaction masculine
animals
and cellular respiration i made at long
stages
glycolysis red cycle
at electron transport chain lag
and photosynthesis
or manga organisms
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glycolysis happens in the mitochondria
of the cell
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time's up eye false
dial and glycolysis a naganab
very good now let us proceed on item
number two
nadh and fadh2 are examples of coenzymes
that serves as
transporter of electrons and other forms
of ions
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time's up i
true great now
let us proceed on item number three
which is a multiple choices
which of the following compounds is not
an
end product of cellular respiration
a oxygen gas b atp
c carbon dioxide d water
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time's up the correct answer for this
question
is a oxygen gas
oxygen gas i n product num
photosynthesis
let us proceed on item number four
cellular respiration
involves two sub stages during its
process
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time's up the answer for this item is
false and
cellular respiration
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stages glycolysis
kreb cycle at an electron transport
chain
now let us proceed on item number five
aerobic respiration is a form of
respiration
which does not require oxygen gas in its
process
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times up the correct answer for this
item is
false and process
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cellular respiration at pinakai manitosa
photosynthesis
again i am sir galette and let us learn
and explore the majestic
and interesting world of science
you
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