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U:Water;V:Oxygen gas; W:Hydrogen ions;
sharon kalunda answered the question on May 22, 2019 at 09:16
- In a certain experiment, the following observation was made:
When red blood cell was placed in a certain solution, the solution exerted more osmotic pressure
leading to...(Solved)
In a certain experiment, the following observation was made:
When red blood cell was placed in a certain solution, the solution exerted more osmotic pressure
leading to the cell losing water molecules to become crenated/ shrunk.
(a) What type of solution was the cell placed in respect to the cell’s cytoplasm?
(b) By which physiological process did the cell lose water molecules?
Date posted: May 22, 2019. Answers (1)
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Under what condition is lactic acid formed in human muscles?
Date posted: May 22, 2019. Answers (1)
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attract insect pollinators?(Solved)
What are the names of modified leaves enclosing bougainvillea flowers whose function is to
attract insect pollinators?
Date posted: May 22, 2019. Answers (1)
- Equal amounts of crushed Irish potato were placed in equal volumes of hydrogen peroxide solution
at indicated pH. The volume of the gas produced was measured...(Solved)
Equal amounts of crushed Irish potato were placed in equal volumes of hydrogen peroxide solution
at indicated pH. The volume of the gas produced was measured and recorded as shown in the table
below.
(a) Name the gas that was produced.
(b)Account for the difference in the volume of the gas produced in pH 4.0 and pH 9.0
Date posted: May 22, 2019. Answers (1)
- The diagram below represents a plant
a) Name the division to which the plant belongs.
b) Give a reason for your answer in (a) above.(Solved)
The diagram below represents a plant
a) Name the division to which the plant belongs.
b) Give a reason for your answer in (a) above.
Date posted: May 22, 2019. Answers (1)
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Name the branch of Biology that involves the study of Organisms for the sake of classifying them.
Date posted: May 22, 2019. Answers (1)
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Why is excretion important in living organisms?
Date posted: May 21, 2019. Answers (1)
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Explain the reason why growing grass dries when salt is sprinkled on it?
Date posted: May 4, 2019. Answers (1)
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What is the role of pepsin?
Date posted: April 28, 2019. Answers (1)
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Name two chemicals used to immobilize highly mobile animals during collection of small animals
Date posted: April 28, 2019. Answers (1)
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Name three methods mammals use to lose heat from their bodies.
Date posted: April 26, 2019. Answers (1)
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List down the three theories that explain the opening and closing of stomata.
Date posted: April 26, 2019. Answers (1)
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State two functions of mucus produced along the alimentary canal.
Date posted: April 26, 2019. Answers (1)
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Explain how body size affect the rate of transpiration in animals.
Date posted: April 23, 2019. Answers (1)
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Name the different types of joints in the body.
Date posted: April 22, 2019. Answers (1)
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Date posted: April 21, 2019. Answers (1)
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State four reason why water is significant in seed germination.
Date posted: April 17, 2019. Answers (1)
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Explain how the following occurs during gene mutation (1) Deletion (2) Inversion
Date posted: April 17, 2019. Answers (1)
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State three measures taken to control protozoan diseases.
Date posted: April 13, 2019. Answers (1)
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Explain a mechanism through which a body maintains a constant body temperature?
Date posted: April 11, 2019. Answers (1)