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Solution M - increased in volume because solution M is hypertonic to solution K; therefore solution K moved into visking tubing by osmosis;
Solution L - remained the same volume because it was isotonic to solution K, osmosis did not occur ;
sharon kalunda answered the question on May 23, 2019 at 12:26
- Study the diagram below and answer the questions that follow.
a) Identify the diagram above.
b) State one reason for your answer in (a) above.
c)...(Solved)
Study the diagram below and answer the questions that follow.
a) Identify the diagram above.
b) State one reason for your answer in (a) above.
c) Name the parts labelled A and B.
Date posted: May 23, 2019. Answers (1)
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a) What gas was collected in the test-tube.
b) What two environmental conditions are necessary for the...(Solved)
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a) What gas was collected in the test-tube.
b) What two environmental conditions are necessary for the experiment?
c) What was the role of sodium hydrogen carbonate in the experiment.
Date posted: May 23, 2019. Answers (1)
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b) Flowers of certain plants show heterostyly.(Solved)
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b) Flowers of certain plants show heterostyly.
Date posted: May 23, 2019. Answers (1)
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a) Maintaining balance and posture of the body.
b) Controls heart, breathing and involuntary responses.(Solved)
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Date posted: May 23, 2019. Answers (1)
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Date posted: May 23, 2019. Answers (1)
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ii) Humerus with clavicle and scapula.
iii) Tibia and...(Solved)
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Date posted: May 23, 2019. Answers (1)
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Date posted: May 23, 2019. Answers (1)
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Date posted: May 23, 2019. Answers (1)
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Date posted: May 23, 2019. Answers (1)
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blood group...(Solved)
In a family with four children, the father had blood group A while the mother had blood group B. One of the children had
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b) What was the genotype of the child with blood group O?
Date posted: May 23, 2019. Answers (1)
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appearance after 30 minutes.(Solved)
A potato cylinder measuring 100 mm was placed in a concentrated salt solution for 30 minutes. Describe its texture and
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Date posted: May 23, 2019. Answers (1)
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State two disadvantages of fossil records as an evidence of evolution.
Date posted: May 23, 2019. Answers (1)
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a) Locomotion.
b) Irritability(Solved)
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a) Locomotion.
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Date posted: May 23, 2019. Answers (1)
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Explain why herbivores have large eyes on their sides?
Date posted: May 22, 2019. Answers (1)
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a light microscope. Analyze them closely and use them to answer...(Solved)
The following micrographs show images taken from a transverse section of a various stems by
a light microscope. Analyze them closely and use them to answer questions that follow.
a)On the diagram, label part A, B and C
b) Explain the adaptation of the parts C and D to their functions
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d) Explain how part B facilitates the process of secondary growth
Date posted: May 22, 2019. Answers (1)
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(a) Name the class in which the organisms shown above belong.
i)...(Solved)
The Diagram below shows two organisms (R and S) belonging to the same phylum
(a) Name the class in which the organisms shown above belong.
i) Organism R
ii) Organism S
b) Other than presence of exoskeleton, list two observable similarities between the two organisms
c) List two observable differences between the two organisms
d) Explain how the organism labelled R is adapted to safeguard itself from the predator
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ii) State the respiratory surface used by organism S
Date posted: May 22, 2019. Answers (1)
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Describe the process of exhalation in mammals.
Date posted: May 22, 2019. Answers (1)
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Date posted: May 22, 2019. Answers (1)
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photosynthesis in a certain green plant as shown below. The plant was...(Solved)
An experiment was set up to demonstrate the necessity of carbon (IV) oxide for
photosynthesis in a certain green plant as shown below. The plant was first kept
darkness for 48 hours before the experiment.
a), Why was the plant kept in darkness for 48 hours before the start of this experiment.
b), What was the role of sodium hydroxide?
ci)What was the results shown by the leaf in the flask when it was tested for presence of starch after
the set up was exposed to light for a day?.
ii), Give reasons for your answer in (c) I above
d. Suggest a control for this experiment.
e), Name other two limiting factors in this experiment.
Date posted: May 22, 2019. Answers (1)
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Name two harmones that bring about rapid cell division in plants
Date posted: May 22, 2019. Answers (1)