ipl-logo

Four Stages Of Cellular Respiration Essay

568 Words3 Pages

Four Stages of Cellular Respiration Cellular respiration is one of the metabolic pathways most elegant, solemn and magnificent on the ground. At the same time, it 's also one of the most complicated. When I learned about it for the first time, I felt like I had stumbled and fell tray alphabet soup flavored organic chemistry! Fortunately, cellular respiration is not so scary once you get to know it. In this paper I will look at the cellular respiration to a high standard, and a walk through four main stages and track how they connect up to another one. In stage one, glucose is broken down in the cytoplasm of the cell in a process called glycolysis. In glycolysis, glucose—a six-carbon sugar—undergoes a series of chemical transformations. Stage …show more content…

There, it’s converted into a two-carbon molecule bound to Coenzyme A, known as acetyl CoA. Carbon dioxide is released and text {NADH} NADHN, A, D, H is generated. The mitochondria are the organelles known as the energy "powerhouses" of the cells. In the mitochondria, the pyruvate, which have been converted into a 2-carbon molecule. In stage three, the energy in the energy carriers enters an electron transport chain. During this step, this energy is used to produce ATP. The acetyl CoA made in the last step combines with a four-carbon molecule and goes through a cycle of reactions, ultimately regenerating the four-carbon starting molecule. ATP, ext {NADH} NADHN, A, D, H, and text{FADH}_2FADH2F, A, D, H, start subscript, 2, end subscript are produced, and carbon dioxide is released. …show more content…

As electrons move down the chain, energy is released and used to pump protons out of the matrix, forming a gradient. Protons flow back into the matrix through an enzyme called ATP synthase, making ATP. At the end of the electron transport chain, oxygen accepts electrons and takes up protons to form water. Each stage of cellular respiration is important because That cellular respiration is the process by which cells produce adenosine triphosphate, or ATP. ATP is the molecule that carries energy for cells of a living organism, and it is regarded as a "currency" of the cells in the organism. Can not store the cells, ATP. Instead, it must be produced continuously or organism will

Show More
Related
1106 Words | 5 Pages

(Enger and Ross., 2003) There are three steps included in the cellular respiration process which are glycolysis, the Krebs cycle, and lastly the electron transport chain. Glycolysis is the breakdown of a glucose molecule in

Read More
146 Words | 1 Pages

Many organisms use energy to perform their cellular functions. That energy comes from the energy that is stored in food then converted to adenosine triphosphate or ATP. ATP can be obtained with or without oxygen, aerobic respiration and anaerobic respiration. Aerobic respiration produces carbon dioxide (CO2) as a by-product while anaerobic respiration produces Ethanol (C2H6O) or Lactic acid (C3H6O3). In aerobic respiration the “CO2 produced during cellular respiration can combine with water to produce carbonic acid.”

Read More
884 Words | 4 Pages

One molecule of ATP is generated for each molecule of acetyl-CoA that enters the cycle. Electron carries that are generated into glycoses and energy from CAC that creates large quantities of ATP. Electrons are used to pass through the chain and move five protons across the mitochondrial membrane cell against the proton. This will result I a force to make the ATP. 14.

Read More
1084 Words | 5 Pages

Two energy-rich ATP start the process. At the end of the process, there are two pyruvate molecules, four ATP, and two NADH. Cells that use oxygen uses pyruvate in a second process that creates more ATP. The second step in Cellular respiration is Link Reaction (pyruvate oxidation).

Read More
1691 Words | 7 Pages

After this, ATP is converted into ADP (adenosine diphosphate). Describe the chemical steps in detail of glycolysis. Glycolysis is the metabolic process that serves as the foundation for both aerobic and anaerobic cellular respiration. Here the glucose is converted

Read More
567 Words | 3 Pages

Anaerobic glycolysis is a system that doesn’t require oxygen but uses glucose to form ATP. This pathway occurs within the sarcoplasm through two separated phases: investment and generation. The investment phase give one energy of ATP to glucose to help break it down. The breakdown or net gain of glucose into components of two ATP and two pyruvate is generated in this generation phase. This second system of anaerobic glycolysis is very important for Rupp as his muscles will produce ATP somewhat rapidly during his exercise of running.

Read More
470 Words | 2 Pages

We hypothesize that oxaloacetate will decrease the activity of succinate dehydrogenase and render it inactive, by preventing the enzyme from initiating redox reactions of succinate to fumarate and FAD to FADH2, which will prohibit any donated electrons from moving onto the electron transport chain to produce ATP. The enzyme, succinate dehydrogenase, also called succinate-coenzyme Q reductase (SQR) or respiratory Complex II, is found in the inner mitochondrial membrane of the mitochondria. Succinate dehydrogenase is divided into four subunits called subunit A, subunit B, subunit C, and subunit D. Succinate dehydrogenase is essential in the process of cellular respiration. The enzyme also plays a large role in the citric acid cycle, known as the Krebs Cycle and the electron transport chain.

Read More
1200 Words | 5 Pages

These mitochondria perform the process of cellular respiration. Cellular respiration is an intracellular process that converts energy found in bonds of nutrients like glucose and lipids into ATP. ATP is the main energy currency

Read More
420 Words | 2 Pages

The stomata are the most critical piece to this process, as this is where CO2 enters and can be stored, and where water and O2 exit. Cellular respiration also known as oxidative metabolism is important to convert biochemical energy from nutrients in the cells of living organisms to useful energy known as adenosine triphosphate (ATP). Without cellular respiration living organisms would not be able to sustain life. This process is done by cells exchanging gases within its surroundings to create adenosine triphosphate commonly known as ADT, which is used by the cells as a source of energy. This process is done through numerous reactions; an example is metabolic pathway.

Read More
478 Words | 2 Pages

Cellular Respiration Lab Introduction In this lab, the primary investigation was to discover which factors affect cellular respiration. In this particular inquiry, the factor tested was the amount of time the lentil seeds were germinated. This study was performed in order to understand the process of cellular respiration as well as be able to measure and observe gas concentration as a result of impacting factors. Cellular respiration is necessary for life-processes, converting glucose and oxygen into ATP, carbon dioxide, and water, in a series of metabolic reactions.

Read More
489 Words | 2 Pages

In cellular respiration, your body uses glucose and oxygen in a process to make energy. The glucose is split in the cytoplasm of your cell, then its atoms go through a complex process which turns them into ATP, a useable energy source for your body. ATP can either be used, or stored in lipids for long term use. Lipids are one of the most diverse macromolecules because of the many functions they can perform. They make up a cell membrane, so without them, there would be no humans, they also can be used as a long term energy storage in the form of fat.

Read More
767 Words | 4 Pages

The overall goal of cellular respiration is to breakdown sugar and make ATP. Cellular respiration has both anaerobic and aerobic processes. Anaerobic processes are process that don’t require oxygen while aerobic processes do. The breakdown of glucose (sugar) happens during glycolysis. Glycolysis is an anaerobic (no oxygen) process that takes place in the cytoplasm.

Read More
742 Words | 3 Pages

Cellular Respiration is a process that converts energy, like glucose, into carbon dioxide and water, that is necessary for the functions of life. Cellular Respiration also includes three stages: Glycolysis, Krebs Cycle, and the Electron Transport Chain. Glycolysis, also known as Grell, noticed Larry the glucose and his ATP friends walk into his home, the Cytoplasm(glucose and 2 ATP go into the cytoplasm). Grell invited Larry and his friends to take a seat on a large chair.

Read More
595 Words | 3 Pages

It is never used up in the chemical reaction, however it is recycled and used over and over again. Description Metabolic pathways are controlled by the presence or absence of particular enzymes in the metabolic pathway and also through the regulation of the rate of reaction of key enzymes within the pathway [1]. Each enzyme required for a step in metabolic pathway is a central point of control of the overall metabolic pathway. Without the specific enzyme to catalyze a reaction, the metabolism would be too slow to support life and the pathway cannot be completed [2].

Read More
1393 Words | 6 Pages

Cellular Respiration One of the main essentials of life that all organisms need in order to function in our world is, energy. We receive that energy from the food that we eat. Cellular respiration is the most efficient way for a cell to receive the energy stored in food. In cellular respiration, a catabolic pathway, which breaks down the molecules into smaller units, in order to produce adenosine triphosphate, also known as, ATP. ATP, is used by cells in the act of regular cellular operations, it is a “high energy” molecule.

Read More

More about Four Stages Of Cellular Respiration Essay

Open Document