Which of the following is NOT correct: The quantity of ER inside a cell fluctuate depending on cell size ER allowing molecules to move from one part of the cell to another The ER function is act as an internal transport system

Q: The transport of nutrients across a membrane against a concentration gradient using protein carriers…

A: Transport across the membranes: it occurs via either active transport which required direct energy…

Q: Which of the following molecules would be able to passively diffuse into or out of the cell?…

A: The cell membrane is a structure which protects the cell and acts as a barrier and transports the…

Q: A protein changes shape only once, and allows many molecules of one type to pass through the…

A: Answer - Option C - A channel

Q: If an animal cell was placed in a hypertonic solution, which answers predict what would NOT happen?

A: Osmosis, the spontaneous movement of water molecules through a selectively permeable membrane from…

Q: Which of the following are involved in receptor-mediated endocytosis? Choose all that apply. There…

A: Endocytosis  The process in the cell by which different substances are brought ib side the cell.

Q: Which of the following is the limiting factor for cell size? a density b volume c…

A: Cell is basic structural and functional unit of an organism.In our body we come across different…

Q: Which of the following is correct about a symporter? it is a form of passive transport…

A: Membrane Transport refers to the movement of substances across the plasma membrane.

Q: ollowing figure shows the process of: High glucose concentration (Glucose] Glucose], tive transport…

A: Transport across the cell is very necessary because some of the substances are present outside in…

Q: Which of the following cellular behaviors does not directly depend on the cell membrane? A Cell-cell…

A: Cell membrane or plasma membrane is the outer layer protecting the cell and controlling the entry…

Q: If a drug were to stop the function of microtubules in a cell, which of the following would be MOST…

A: Microtubules are a part of cytoskeleton elements. They are made up of 13 parallel proto filaments of…

Q: Of the following cell transport mechanisms, which mechanism does not require energy to move…

A: Membrane transport is dependent upon the permeability of the membrane, transmembrane solute…

Q: The exchange of gases in our lungs is through osmosis Ophagocytosis diffusion adhesion O…

A: The exchange of oxygen and carbon dioxide occurs in very tiny air sacs called alveoli. Alveolar…

Q: The cell membrane is constantly changing, with the cytoskeleton having the ability to both add and…

A: Cell membrane is made up of lipid bilayer which has proteins embedded in it and these proteins serve…

Q: Cell Transport Method Diffusion Osmosis facilitated diffusion 546 words 1 Passive or Active Process?…

A: Transport is basically of two types: Active and passive In the case of active transport, ATP…

Q: In the experiment about transport mechanisms and cell permeability, molecular motion: Reflects the…

A: The plasma membrane of the cell is a selective barrier that regulate the transportation of different…

Q: The fluid mosaic model describes the structure of the plasma membrane. Embedded within the plasma…

A: Carbohydrates have an important part in cell-cell recognition. Carbohydrates provide specialised…

Q: Passive transport * Is when an ion flows down a gradient to enter or exit a cell Does not require…

A: The cell membrane serves as a barrier between the internal and external environments of the cell.…

Q: In which situation would passive transport not use a transport protein for entry into a cell? water…

A: The transport of substances across the cell membrane occurs in two ways; active transport and…

Q: Fill in the blank: The cellular membrane is considered material to pass through, but keeps other…

A: Introduction :- The fluid mosaic model :- Various findings on the structure of functional cell…

Q: An enzyme is added to a cell that degrades RAB proteins in all the membranes. A vesicle leaving the…

A: Rab proteins are small G proteins or GTPases which play a role as key regulators of all membrane…

Q: Which of the following proteins does not play an integral role in the membrane of eukaryotic cells?…

A: Eukaryotic cells are cells that contain a nucleus and organelles and are enclosed by a plasma…

Q: Look at the figure below and you will notice that cellular contents are being released at the plasma…

A: Membrane transport involves the process of transport of molecules from the exterior to the cell's…

Q: Consider the following scenario: Molecule X is highly concentrated outside of a cell membrane.…

A: The transportation of molecules across the plasma membrane depends on their concentration gradient…

Q: Which of the following proteins does not play an integral role in the membrane of eukaryotic cells?…

A: Eukaryotic cells are cells that contain a nucleus and organelles and are enclosed by a plasma…

Q: A cell that neither gains nor loses water when it is immersed in a solution is: O isotonic to the…

A: The osmosis is defined a sthe movement of water molecules from the region of higher water potential…

Q: Which of the following is NOT an active process by which substances cross the plasma membrane?…

A: Transport of susbtances across the plasma membrane can occur along the concentration gradient or…

Q: A normal, healthy cell is in contact with many other cells. Using this information alone, which of…

A: The cell is the basic structural and functional unit of life. The cell determines the regulation of…

Q: The role of proteins in a cell include the following (choose all that apply) O identifying self and…

A: the role of protein in cell includes the following:

Q: To improve the efficiency of axonal transport, bundles of similar proteins are packaged and…

A: Neurons or nerve cells are the structural functional units of the nervous system. It is composed…

Q: Osmosis is considered a special case of diffusion because water requires energy and a protein to get…

A: The substance’s movement from higher concentration to lower concentration in a particular area is…

Q: Which of the following can diffuse most easily through the cell membrane?     N2     Ca++…

A: Need to find which can diffuse easily through the cell membrane among the given option.