Within the mammalian respiratory system (lungs), which of the following does NOT involve diffusion? -movement of oxygen from red blood cells to the body's cells -the movement of blood through arteries -movement of oxygen from alveoli into red blood cells -transfer of carbon dioxide from the body's cells into blood -release of carbon dioxide from blood into the lungs

Q: The small capillaries in the lungs are in close contact with the alveoli. A red blood cell takes up…

A: Diffusion coefficient: Diffusion coefficient is considered as the measure of ability for a molecule…

Q: According to the model of cellular-4 respiration, what could be happening when an excessive runner…

A: Cellular respiration is the process by which the cell breaks the organic molecules in the food  to…

Q: Oxygen gas is transported across the cell membrane by? osmosis, active transport, simple diffusion,…

A: Osmosis is the transport of solvent molecules (mostly water) from a region of lower solute…

Q: What is the biophysical reason that myoglobin (as opposed to hemoglobin) could never play the role…

A: Hemoglobin: Transports O2 - 1 Hb binds 4 O2 molecules(as it contains 4 heme groups) Myoglobin:…

Q: Explain Why Humans need to breathe Oxygen?    -   What process in human cellular metabolism…

A: Cells in our body require oxygen to create energy. Oxygen fuels the cells of our body and helps…

Q: What raw materials (Reactants) are needed for respiration?   Glucose and Oxygen   Water and Carbon…

A: Respiration - Respiration is defined as the process of movement of oxygen from outside environment…

Q: When the proteins of human gut epithelial cells adhere to each other so tightly that digestive…

A: Cell junctions are multiprotein structure that joins cells to each other. They help in cell to cell…

Q: infants younger than one-year-old shouldn't be given raw honey because they can die from exposure to…

A: Clostridium botulinum is found in soil, pollen, dust, and is common in the environment. Bees pick it…

Q: Which of the following would lead to an increase in the rate of diffusion? O Decrease in…

A: Diffusion is a form of passive transport. It involves the movement of solutes from an area of higher…

Q: Cells require O2to serve as a final electron acceptor in the process of cellular respiration, a…

A: Cellular Respiration:  Respiration is a metabolic process, in which the free energy in the form of…

Q: Will the number of bubbles per minute increase or decrease as the % of carbon dioxide increases?…

A: Photosynthesis is a process by which plants uptake carbon dioxide and water and convert them into…

Q: People have been known to do things to increase the amount of hemoglobin, the oxygen transport…

A: People (usually athletes) take certian drugs or substances to increase the amount of haemoglobin,…

Q: Explain the ways in which the molecular structure of haemoglobin and collagen are related to their…

A: Proteins are unbranched polymers constructed from 20 standard α-amino acids. They have four levels…

Q: Did you correctly calculate the diffusion rate? Time (min) 10 20 30 Time (min) 0-10 0-20 0-30…

A: The number of diffusing molecules inside the cell changes over time, and this is measured by the…

Q: lorida every hurricane season, residents that have generators are warned to make sure their…

A: The effects of diffusion in the lungs on inhaling carbon monoxide from generator exhaust after a…

Q: The Na+/K+ ATPase pump actively moves 01 Na+ out, 1 K+ in. 3 Na+ out, 2 K+ in. 2 Na+ out, 3 K+ in.…

A: The potential differential across the cell membrane when no stimulus is present is referred to as…

Q: How do multicellular animals overcome limitations of diffusion? Choose the most complete answer they…

A: Diffusion is the movement of molecules from their high concentration to their low concentration.…

Q: during pneumonia, a layer of fluid accumulates in the aveoli adding a layer to the distance O2 has…

A: Pneumonia is a disease of the lungs  induced by bacteria, viruses, or fungi. The disorder results in…

Q: Explain why temperature fluctuations (both high and low temps) in membranes can be problematic in…

A: Organisms live on the Earth in different temperature and climatic regions. But how they regulate…

Q: HB is a poor transporter of oxygen OHB is an efficient transporter of oxygen HB is an efficient…

A: Hemoglobin is a pigment which is present in red blood cells. It is made up of 4 polypeptide chains…

Q: Which of the following is NOT associated with oxygen O2 in some way? O glycolysis O mitochondria O…

A: Oxygen aids in the growth, reproduction, and conversion of food into the energy of organisms. Humans…

Q: shown below, which of the following would likely happen if the glucose facilitated diffusion…

A: Glucose concentration would be higher in the lumen of the organ and lower in the cytosol of the…

Q: Cellular respiration takes place in mitochondria, They are like power houses of cells. They are…

A: Introduction  All living things undergo cellular respiration, which breaks down organic food…

Q: Define Diffusion in your own words

A: Diffusion is a kind of a passive process which is used for the transport of molecules. The…

Q: Which of the following were selected for in animals as a mechanism to overcome the limitations of…

A: The exchange of nutrients and wastes between a cell and its watery environment occurs through the…

Q: If the oxygen level were to suddenly drop to near 0, initially how would you expect the cell to…

A: Body cells use oxygen to move energy put away in food to a usable structure. This cycle, which is…

Q: Flying insects use a tracheal system to deliver oxygen directly to their tissues to support their…

A: In Tracheal system the insect has a air filled tube system which is distributed throughout the body…

Q: Each of the following molecules can move across membranes by simple diffusion except carbon dioxide…

A: The free movement of molecules across the semipermeable membrane according to the concentration…

Q: One of the many mutant opponents that the movie monster Godzilla contends with is Mothra, a giant…

A: Insect respire by means of the Air tubes present on their surface called as trachea.

Q: n diffusion, substances move from a _____ concentration to a _____ concentration. Select one:…

A: Diffusion is a fundamental natural process observed in various contexts, from biology to chemistry…

Q: Which of the following has the largest impact on whether diffusion alone will move nutrients within…

A: Size of the organism has larger impact on whether diffusion alone will move nutrients within an…