Muscle cells would be the best adapted to carry out fermentation because when vigorous exercise is performed, oxygen is rapidly depleted, so muscle cells accelerate ATP production through lactic acid fermentation.
Lactic acid is formed from pyruvic acid, by the action of muscle cells when O2 is scarce or absent.
Lactic fermentation occurs as a result of vigorous exercise during which the supply of oxygen is not enough to meet the needs of cellular metabolism, that is, the body cannot produce all the ATP it needs.
Glycolysis continues, using glucose released from glycogen stored in muscle, but the resulting pyruvic acid does not enter the aerobic pathway of respiration but is converted to lactic acid.
As lactic acid accumulates, it lowers the pH of the muscle and reduces the ability of the muscle fibers to contract, producing the sensation of muscle fatigue.
When oxygen is more abundant (as a result of the deep inspiration and expiration that follow vigorous exercise) and the need for ATP is reduced, lactic acid is resynthesized to pyruvic acid and again to glucose or glycogen.
Therefore, we can conclude that muscle cells would be the best adapted to carry out fermentation because when vigorous exercise is performed, oxygen is rapidly depleted, so muscle cells accelerate ATP production through lactic acid fermentation.
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Muscle cells are best adapted to carry out fermentation because they require a continuous supply of ATP during vigorous exercise. This allows them to continue producing ATP even when oxygen levels are low, preventing muscle fatigue. Lactic acid produced during fermentation is converted back to glucose by the liver after exercise.
Explanation:Muscle cells are the best adapted to carry out fermentation because they require a continuous supply of ATP during vigorous exercise. During intense physical activity, the demand for oxygen in the body increases, and there may not be sufficient oxygen available to generate ATP through aerobic respiration. In these situations, muscle cells switch to lactic acid fermentation to produce ATP quickly without the need for oxygen.
This is beneficial because lactic acid fermentation can operate without oxygen, allowing the muscle cells to continue producing ATP even when oxygen levels are low. Without this adaptation, muscle cells would fatigue quickly, limiting the ability to sustain physical activity for an extended period.
Additionally, lactic acid is converted back to glucose by the liver during recovery, allowing the body to replenish its energy stores after exercise.
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The effects of anaerobic conditions how would anaerobic conditions (when no o2 is present) affect the rate of electron transport and atp production during oxidative phosphorylation? (note that you should not consider the effect on atp synthesis in glycolysis or the citric acid cycle.)
Answer:
Explanation:
Both electron transport and ATP synthesis would stop.
Which process occurs only in autotrophic organisms? Calvin cycle chemiosmosis Krebs cycle proton pump mechanism
Answer: A Calvin cycle
Explanation: i just did the test so this is right
In a nuclear reactor, lowering control rods will result in _____.
Answer:
Slowing down the fission reaction rate.
Explanation:
In a nuclear reactor, nuclear fission reactions occur. Fission process is a type of nuclear reaction in which a big nucleus disintegrates into smaller fragments, with the release of lot of energy. This fission process is a chain reaction process happening in the nuclear reactor.
To prevent the nuclear chain reaction going beyond control, control rods that are made up of Boron are used. When these are pushed in (or lowered), the neutrons are absorbed and the chain reaction is slowed down or stopped entirely, as required.
When they are pulled out slightly again, the chain reaction can be accelerated. To summarize, the control rods control the rate of fission reactions.
Which one has has genetic material surrounded by a membrane prokaryotic or eukaryotic cells?
The nuclear envelope, a membrane that divides the cytoplasm from the spheroid-shaped nucleus, is responsible for this separation.
What are the different features in prokaryotic cell?The primary difference between the two is that eukaryotic cells have a distinct nucleus that houses the cell's genetic material.
Prokaryotic cells lack internal membrane-bound organelles in their cytoplasm, but are encircled by a plasma membrane.
The most noticeable organelle in a eukaryotic cell is the nucleus. The majority of DNA replication and RNA synthesis take place there, and it also houses the cell's chromosomes.
Prokaryotes are distinguished from eukaryotes, another class of creatures, by the lack of a nucleus and other membrane-bound organelles.
Therefore,in eukaryotic cell, genetic material is surrounded by membrane.
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) a young woman comes into the clinic complaining of itchy, red skin and swelling on her arms and legs. she had not been in any parks or wooded areas recently, but she had been shopping. a blood sample reveals elevated levels of granulocytes. what treatment is the physician likely to prescribe at this point?
The throat leads to two separate paths one path goes to the stomach this path is called the
The path from the throat that leads to the stomach is called the esophagus. It's a muscular tube where food travels from the mouth to the stomach, enabled by a process called peristalsis. Another path from the pharynx, called the trachea, leads to the lungs and it's sealed off by the epiglottis during swallowing.
Explanation:The part of the throat that leads to the stomach is called the esophagus. The esophagus is a muscular tube that connects the pharynx (throat) to the stomach. After the food has been sufficiently chewed and softened in the mouth, it travels down the esophagus to the stomach. The esophagus is approximately 25.4 cm (10 in) in length and penetrates the diaphragm through an opening called the esophageal hiatus to enter the abdomen. The movement of food from the mouth to the stomach is facilitated by wave-like muscle contractions in the esophagus, known as peristalsis. This process is an involuntary reflex triggered by the act of swallowing.
The pharynx has two other paths; one leading to the lungs, which is called the trachea. To prevent food and drink from entering the trachea during swallowing, a cartilaginous flap called the epiglottis closes over the trachea. This structure ensures that food or drink is directed into the esophagus and not the trachea.
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Breaking carbohydrates into their subunits will yield_____ as products. Breaking down proteins will yield_____ as products.
Breaking carbohydrates into their subunits yields monosaccharides such as glucose and galactose. Meanwhile, breaking down proteins produces amino acids. Both processes, driven by particular enzymes, provide energy and form smaller elements for absorption by cells.
Explanation:Breaking carbohydrates into their subunits will yield monosaccharides like glucose and galactose as products. This process is facilitated by enzymes such as amylase and maltase, which break down complex carbohydrates into simpler sugars. This is part of catabolic reactions that break larger molecules into their smaller, constituent parts.
On the other hand, breaking down proteins yields amino acids as the primary products. Proteins are essentially long chains of amino acids joined by peptide bonds. During digestion, enzymes like pepsin, peptidase, and hydrochloric acid break these chains down into individual amino acids.
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The stage of the cell cycle during which dna replicates is called _______.
This is best described by which of these?
a.plagiarism
b.science is risky
c.stealing information from fellow scientists eliminate
d.scientific knowledge builds upon previous knowledge
What specific term is used to describe the "turning on" of an enzyme ?
The specific term used to describe the "turning on" of an enzyme is activation.
Enzymes are biological catalysts that lower the activation energy required for reactions to take place. An enzyme is activated when its active site binds to the appropriate substrate, forming an enzyme-substrate complex. This binding can cause a conformational change in the enzyme, known as the induced-fit model, enhancing its ability to catalyze the reaction. Once the product is formed, it is released, leaving the enzyme ready to bind to another substrate molecule. Specialized mechanisms ensure that enzymes are activated only when bound to their specific substrate at the active site and not when bound off-site, preserving the cell's efficient functioning.
Which metal comes first, the bronze star or the purple heart?
The lithosphere is composed of material from the ________ and the rigid part of the
The lithosphere is composed of material from the crust and the rigid part of the upper mantle.
To elaborate, the lithosphere includes both the continental and oceanic crust as well as the uppermost part of the mantle.
These components combine to form the outermost rigid layer of the Earth. Beneath the lithosphere, the asthenosphere lies, which is characterized by its partially molten, plastic-like properties that allow for the movement of tectonic plates within the lithosphere.
The lithosphere is divided into several major plates and many smaller ones. These tectonic plates move and interact at their boundaries, leading to geological activities such as earthquakes, volcanic eruptions, and mountain building.
This understanding is a fundamental aspect of plate tectonics theory.
complete question:
The lithosphere is composed of material from the ________ and the rigid part of the ________.
The muscle protein whose function is related to its golf club-like shape is
What structure will you find in a prokaryotic cell?
Answer:
Prokaryotes are a simple, single-celled species, which are devoid of membrane-bound organelles or a nucleus. The cell composition of prokaryotes can differ, however, the majority of organisms exhibit many basic constituents. Prokaryotes have a plasma membrane or cell membrane, which functions as a safeguarding layer.
They also possess a tough cell wall for supplementary protection and support. The cells of prokaryotes possess ribosomes that are the molecules, which produce proteins. Their genetic substance is in the nucleoid that is the part where DNA thrives. Supplementary rings of DNA known as plasmids float freely in the cytoplasm.
Apart from this, some of the prokaryotes exhibit flagellum or pilus to assist them in movement. Some of the prokaryotes exhibit a capsule exterior to their cell walls. The storage of nutrients can also differ, however, many prokaryotes utilize stowage granules in their cytoplasm.
approximately _____% of the available energy is passed from organisms at one trophic level. to organisms at the next trophic level.
A nurse is providing instructions to an asian patient regarding obtaining a stool specimen for testing for occult blood. as the nurse explains the instructions, the patient continuously turns away from the nurse to avoid eye contact. which nursing action is most appropriate?
If two species physically capable of mating but fertilization is unable to occur, this is an example of what type of reproductive barrier?
Dna recombination changes the genetic makeup of organisms. true or false?
Dna recombination changes the genetic makeup of organisms.
The statement is True.
- DNA recombination indeed changes the genetic makeup of organisms.
- This process involves the rearrangement of DNA sequences, leading to the creation of new combinations of genetic material.
- Recombination can occur naturally through processes such as crossing over during meiosis or artificially through techniques like genetic engineering.
- DNA recombination involves the exchange of genetic material between different DNA molecules or within the same molecule.
- It leads to the creation of genetic variation within populations, which is crucial for evolution and adaptation.
- Recombination can result in the formation of novel alleles and traits, contributing to the genetic diversity of organisms.
- In biotechnology, DNA recombination is used to manipulate and modify genetic sequences for various purposes, such as the production of genetically modified organisms (GMOs) or the development of gene therapies.
- Overall, DNA recombination is a fundamental process that plays a significant role in shaping the genetic makeup of organisms.
A cell is being held in g1 phase due to dna damage caused by uv radiation. when the dna is damaged, p53 is phorphorylated and prevents entry into what phase?
routine formulas for full-term infants provide _____ calories/ounce when prepared as directed.
It is not the refrain or chorus of a movement, but it is the intensifying of one movement, one sequence, or the entire dance. intensification is not static...what sense is this?
Harvesting energy and converting it to atp is the job of what organelle
Answer:
Mitochondria
Explanation:
Mitochondria are organelles of a eukaryotic cell also known as 'power house' of the cell as it produces energy currency of the cell that is ATP. They are present in cytoplasm, not in the nucleus. It converts the energy obtained form the food we eat to the energy that is responsible for running a range of biological processes.
Q 5.9: older skin tends to be dry and broken because
Describe the gram stain microscopic morphology and catalase reaction of staphylococcus aureus and staphylococcus epidermidis.
Staphylococcus aureus and Staphylococcus epidermidis are gram-positive bacteria with coccal morphology that form clusters. They also both have a positive catalase reaction, indicating their ability to break down hydrogen peroxide.
Explanation:The Staphylococcus aureus and Staphylococcus epidermidis are observed as gram-positive, meaning they carry a thick peptidoglycan wall which retains the gram stain. This results in them appearing purple under a microscope. They both display coccal (spherical) morphology and typically, these two species form clusters in their cellular arrangements.
Further, in terms of catalase reaction, both Staphylococcus aureus and Staphylococcus epidermidis are catalase-positive.
This means they are capable of using the enzyme catalase to break down hydrogen peroxide, which distinguishes them from the gram-positive Streptococcus species, which are catalase-negative.
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A word in a muscle name that indicates that the muscle decreases the size of an opening is
Which of the following is the principle that al geologic processed have occurred in the same manner today as they have always throughout earths history. A) Gradualism. B) Uniformitarianism. C) Catastrophism. D) Stratigraphism.
Final answer:
Uniformitarianism is the geological principle stating that the same processes that operate now have always operated in the Earth's past and are responsible for shaping Earth's geological features. Option B is correct .
Explanation:
The principle that suggests all geological processes have occurred in the same manner throughout Earth's history is known as uniformitarianism. This concept was first proposed by James Hutton, a Scottish geologist, and later popularized by Charles Lyell in the 19th century. It contradicts other beliefs such as catastrophism, which posits geological features result from sudden, substantial events. Uniformitarianism states that the slow and continuous processes we observe today, like erosion and sedimentation, are the same ones that shaped Earth's surface in the past. Therefore, the correct answer to the student's question is B) Uniformitarianism. This principle suggests that changes in the Earth's surface are the result of slow and consistent processes rather than sudden and catastrophic events. For example, valleys formed by rivers wearing through rock over long periods of time is an example of the gradual change that is consistent with uniformitarianism.
What is the fear processing center of the brain in ap psychology?
Final answer:
The amygdala is the fear processing center of the brain and is responsible for emotions like fear and anxiety, connecting with other brain regions to regulate responses to threats.
Explanation:
The Fear Processing Center in the Brain
The amygdala is known as the fear processing center of the brain in AP Psychology. It plays a key role in the biological basis for emotions, especially fear and anxiety. This almond-shaped structure is made up of various subnuclei such as the basolateral complex, which connects with sensory areas and is crucial for classical conditioning and imparting emotional value to memories, and the central nucleus, which influences attention and regulates the autonomic nervous and endocrine systems' activities. The amygdala is part of the limbic system and works in tandem with the hypothalamus, which activates the sympathetic nervous system, the thalamus that relays sensory information, and the hippocampus which integrates emotional experiences with cognition. It is also involved in memory consolidation, making emotionally arousing events more memorable.
Researchers such as Joseph LeDoux have demonstrated the amygdala's primary role in fear. LeDoux showed that a fear stimulus could travel from the thalamus directly to the amygdala or through the cortex then to the amygdala. The direct path facilitates a quicker response to fear while the longer route allows for more detailed processing of the threat.
What can you learn from models that you cannot learn by looking at structural formulas?
Which type of organelle is primarily involved in the synthesis of oils, phospholipids, and steroids?
a.
b. ribosome
c. lysosome
d. smooth endoplasmic reticulum
e. mitochondrion f. contractile vacuole?
The organelle that is primarily involved in the synthesis of oils, phospholipids, and steroids is the smooth endoplasmic reticulum.
The smooth endoplasmic reticulum is a system of tubules within the cytoplasm of eukaryotic cells - both plant and animal cells. It is as opposed to the rough endoplasmic reticulum which has ribosomes attached to its own surfaces to give it a rough appearance.
The smooth endoplasmic reticulum is involved in several metabolic processes, such as:
Lipid synthesisPhospholipid synthesismetabolism of carbohydratessynthesis of oilregulation of calcium ion storage in muscle cellsmetabolism of toxinsMore on the functions of the smooth endoplasmic reticulum can be found here: https://brainly.com/question/1464048
Which mineral can smell like rotten eggs?
Question 4 options:
Jadeite
Sulfur
Calcite
Halite
Sulfur is the mineral that can smell like rotten eggs, specifically in the form of hydrogen sulfide (H2S). This gas is toxic and can paralyze the olfactory nerves.
The mineral that can smell like rotten eggs is sulfur. When sulfur is in the form of hydrogen sulfide (H2S), it emits a characteristic odor similar to rotten eggs. This gas is very toxic and can be produced when sulfur minerals are exposed to the atmosphere or in places such as hot springs. Although pure sulfur does not have a strong smell, the presence of impurities can give it a noticeable odor.
Important to note is that the compound hydrogen sulfide, which results from sulfur's reaction with hydrogen, can paralyze the olfactory nerves, leading to a temporary inability to detect its already-pungent smell after a short exposure. Therefore, it's essential to handle sulfur compounds with care due to their toxic nature.