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a) Prophase I ;
(b) Recombination of genes; leading to variation;
sharon kalunda answered the question on May 22, 2019 at 10:11
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Date posted: May 22, 2019. Answers (1)
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What is meant by self sterility with reference to flowers?
Date posted: May 22, 2019. Answers (1)
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(a) Why does the activity of the enzyme become constant after a while?
(b) State how the activity...(Solved)
Use the graph below to answer the following questions.
(a) Why does the activity of the enzyme become constant after a while?
(b) State how the activity of the enzyme may be increased in (a) above.
Date posted: May 22, 2019. Answers (1)
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Date posted: May 22, 2019. Answers (1)
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Date posted: May 22, 2019. Answers (1)
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(a) State the function of the organelle drawn above.
(b) Name the parts of the organelle where :
(i) Oxygen...(Solved)
Below is a diagram of an organelle.
(a) State the function of the organelle drawn above.
(b) Name the parts of the organelle where :
(i) Oxygen gas is produced as a byproduct.
(ii) Carbon (IV) oxide is utilized.
Date posted: May 22, 2019. Answers (1)
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follow.
a)Name the class in which the plant belongs.
b)...(Solved)
The diagram below represents a transverse section of a plant part. Study it and answer the questions that
follow.
a)Name the class in which the plant belongs.
b) Give a reason for answer (a) above.
c) State one adaptation for the structures labeled X to their functions.
Date posted: May 22, 2019. Answers (1)
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What is the role of roughage in a diet?
Date posted: May 22, 2019. Answers (1)
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(i) B1
(ii) B2
(iii)B6(Solved)
State the deficiency diseases of each of the following vitamins.
(i) B1
(ii) B2
(iii)B6
Date posted: May 22, 2019. Answers (1)
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Name the substance U, V and W.(Solved)
Study the flow diagram below.
Name the substance U, V and W.
Date posted: May 22, 2019. Answers (1)
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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.
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(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)
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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)
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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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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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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)