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What can happen to a red blood cell if placed into a solution that is more dilute than its own cell contents?

The red blood cell is an animal cell therefore has no cell wall and will change its shape and seize dependent on the concentrations of solutions around it. When placed in a more dilture solution a red blood ...
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Answered by Martha K. • Biology tutor
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What is osmosis and where does it occur in the human body?

Osmosis is the movement of water from areas of high concentrations to lower concentrations across a semi permeable membrane. It occurs over these membranes in cells of the body alllowing water to move into a...
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Answered by Martha K. • Biology tutor
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Explain why it is important to take a full course of prescribed antibiotics.

An individual may feel better before completing a full course of antibiotics, however, this does not mean that all of the bacteria in the body have been destroyed. If low levels of bacteria remain in the bod...
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Answered by Laura M. • Biology tutor
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What is an enzyme and how does it work?

An enzyme is a biological catalyst (something that speeds up a chemical reaction), which is a protein, a chain made of many amino acid molecules. An enzyme has its own unique three-dimensional structure, whi...
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Answered by Merle B. • Biology tutor
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What is the difference between diffusion and active transport?

Diffusion is the movement of particles from a high concentration to a low concentration . This process does not require energy. An example of diffusion is oxygen moving from the airways to the lungs - there ...
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Answered by Emma W. • Biology tutor
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