Which of the following indicates the direction of diffusion of gases at the alveoli of the lungs? 1. O2 out of blood, Co2 into blood 2. O2 into blood, Co2 out of the blood 3. O2 out of blood, Co2 out ...
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Which of the following statements is correct about diffusion and osmosis? (i) In osmosis, a semipermeable membrane is used while diffusion is without membrane. (ii) In osmosis, movement of molecules occurs in one direction while in diffusion, movement occurs in all directions. (iii) ...
How does surface area of the membrane affect the rate of diffusion? and How does surface area to volume ratio affect the rate of diffusion?
Explain where does facilitated diffusion occur? and does facilitated diffusion require energy and Does facilitated diffusion require a carrier protein?
Explain what is diffusion in biology and chemistry? Which type of gasses uses diffusion?
What is the role of the transport protein in facilitated diffusion? A) Transport protein provides energy for the diffusion of the solute. B) Transport protein provides a low-resistance channel for water molecules to cross the membrane. C) Transport protein allows solutes to move ...
Select a molecule that can not use simple diffusion. A. Fat-soluble vitamin B. CO2 molecule C. Glucose molecule D. Steroid hormone
Explain what is a similar thing between diffusion and transcytosis at capillaries?
Select one option that uses diffusion to enter the target cell. A. Paracrine signals B. Hormones C. Neurotransmitter D. Both paracrine and neurotransmitter E. All of these
1) Janu, who is pressured by his parents to become a doctor 2) Gunny, a college student who is majoring in psychology 3) Jenny, who runs away from a pressured home environment and joins a commune 4) Sony, who spends ...