Diffusion is the process by which gases such as oxygen and carbon dioxide cross the plasma membrane.
Further Explanation
Plasma membrane present in all the animals and plant. Plasma membrane in plants is covered by a cell wall. plasma membrane is made up of lipid bilayer which is semipermeable to some molecule ions and gases. Through this lipid bilayer, plasma membrane regulates the influx and efflux of a molecule.
Main functions of plasma membrane is to,
• Maintain the structure of a cell
• Help in interaction with other cells
• Provide protection from outside
• Help in transport nutrient in the cell and transport toxic substances out of the cell.
The lipid bilayer is made up of phospholipids and these are an amphipathic molecule that contains hydrophilic as well as the hydrophobic region. the plasma membrane has 2 bilayers closely packed together and interior of membrane is hydrophobic,altogether these structures make plasma membrane selectively permeable and allow flux of small non-polar material like carbon dioxide, oxygen through simple diffusion.
Diffusion is a movement of a small molecule from higher concentration to a lower concentration. For example, oxygen is used by our cell very easily during metabolism and concentration of oxygen in cell become less and concentration of oxygen is high outside, so oxygen can easily diffuse through bilayer into the cell cytoplasm.
Learn more:
1. Learn more about eukaryotic cell:
2. Learn more about cell membrane: brainly.com/question/5923583
3. Learn more about phospholipid bilayer brainly.com/question/751529
Answer Details:
Grade: High School
Subject: Biology
Chapter: Cell biology
Keywords:
Membrane, cellwall, phospholipid bilayer, cell, oxygen, lipid, diffusion, concentration, lower, high, metabolism, semipermeable, permeability, hydrophobic, hydrophilic, influx, efflux, metabolism.
Oxygen and acetylene cylinders should be stored separately and upright in a well-ventilated, dry area away from heat or ignition sources. The temperature should be below their critical temperatures to maintain their state. Depending on the gases, a large storage capacity may be required.
Oxygen and acetylene cylinders are often used in applications like oxyhydrogen and oxyacetylene torches. These cylinders come with specific storage requirements to ensure safety and maintain the integrity of the gases inside.
Firstly, oxygen and acetylene cylinders should be stored separately. Oxygen is an oxidizing agent and can react with acetylene, a fuel, causing a fire or explosion if not stored correctly. Acetylene cylinders should be stored upright, as acetylene is typically dissolved in a liquid and could escape from the cylinder if stored on its side.
Storage areas should be well-ventilated, dry, and situated away from sources of heat or ignition. Cylinders should also be stored at temperatures below their critical temperatures to maintain their state. For example, for CO₂ it's around 31 °C. Above this temperature, no amount of pressure can liquefy CO₂, hence no liquid CO₂ would exist in the cylinder.
Moreover, a large storage capacity may be required. As a point of reference, it would require roughly 1020 L (269 gal) of gaseous methane at about 1 atm of pressure to replace 1 gallon of gasoline, due to differences in energy content.
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Answer:
The storage requirements for oxygen and acetylene cylinders are critical to ensure safety. Here are some general guidelines:
1. **Separation**: Oxygen and acetylene cylinders should be stored separately, and there should be a minimum distance or physical barrier between them. This separation is essential because oxygen supports combustion, while acetylene is highly flammable. Keeping them apart reduces the risk of a dangerous reaction.
2. **Ventilation**: Storage areas should be well-ventilated to prevent the accumulation of gases in the event of a leak. Adequate ventilation helps dissipate any escaping gas and reduces the risk of fire or explosion.
3. **Secure Storage**: Cylinders should be stored upright and securely chained or strapped to prevent them from falling over. Falling cylinders can damage the valves or cause leaks, leading to hazardous situations.
4. **Protection from Heat and Sunlight**: Oxygen cylinders should be protected from direct sunlight and excessive heat. High temperatures can increase the pressure inside the cylinder and pose safety risks. Acetylene cylinders should also be protected from extreme heat, as they can become unstable when exposed to high temperatures.
5. **Labeling**: Cylinders should be labeled properly to indicate their contents. This helps identify gases quickly and prevents accidental mix-ups.
6. **No Smoking or Open Flames**: Smoking, open flames, or any potential sources of ignition should be prohibited in the storage area.
7. **Regular Inspection**: Cylinders should be periodically inspected for damage, corrosion, or other issues. Damaged cylinders should be removed from service and properly handled.
8. **Compliance with Regulations**: It's essential to comply with local, state, and national regulations regarding the storage and handling of compressed gases. These regulations may vary depending on your location and the specific industry.
9. **Safety Equipment**: Make sure that appropriate safety equipment, such as fire extinguishers, is readily available in the storage area in case of emergencies.
It's crucial to consult with relevant safety authorities or experts in your area to ensure that you are following all the necessary safety guidelines and regulations for storing oxygen and acetylene cylinders. These gases can be hazardous, and proper storage is essential to prevent accidents and ensure the safety of personnel and property.
Deductive reasoning plays an essential role in attaining a valid conclusion during a scientific process. It is considered a fundamental form of valid reasoning.
The correct answer is deductive reasoning in the given case as the elderly midwife has no deliveries this year.
Deductive reasoning is the process of reasoning from one or more statements (premises) to succeed in a logical conclusion.
Deductive reasoning goes within the same direction as that of the conditionals and links premises with conclusions. In deductive reasoning, there is no uncertainty.
The Deduction begins with a hypothesis or a usual statement that helps in finding the possible ways to attain a particular and valid conclusion.
Deductive reasoning is used in examining hypotheses and theories in a scientific method. Deductive reasoning generally follows certain steps before reaching an eventual inference.
It plays an essential part in the process of making decisions. In arguments and decision-making, it's used as a base to supply factual proof.
Thus, in the given case, the response of the midwife can be classified as deductive reasoning.
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Answer:
The correct answer is deductive reasoning.
Explanation:
Deductive reasoning plays an essential role in attaining a valid conclusion during a scientific process. It is considered as a fundamental form of valid reasoning. Deduction begins with a hypothesis or a usual statement that helps in finding the possible ways to attain a particular and a valid conclusion.
Deductive reasoning is used in examining hypothesis and theories in a scientific method. Deductive reasoning generally follows certain steps before reaching to an eventual inference. It plays an essential part in the process of making decisions. In arguments and decision making, it is used as a base to offer factual proof. Thus, in the given case, the response of the midwife can be classified as deductive reasoning.
The sun's rotation around Earth
The moon's rotation around Earth
Earth's orbit around the sun
Earth's orbit around the sun
Explanation:
The definition of an orbit is a circular shape, the rotation of one full circle or a range of experience. The 365 days it takes the earth to get around the sun is an example of the time it takes for a complete orbit or full circle around.
During digestion, carbohydrates are converted by enzymes into monosaccharides.
Monosaccharides are the simplest form of carbohydrates. They are composed of a single sugar molecule. The most common monosaccharides are glucose, fructose, and galactose.
Carbohydrates are broken down into monosaccharides through a process called glycolysis. Glycolysis is a series of chemical reactions that occur in the cytoplasm of cells. The reactions of glycolysis break down carbohydrates into smaller molecules, releasing energy in the process.
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