Water in the beaker is hypotonic to cell sap of adjacent cell and these cells absorbed water through osmosis and their cell sap became less concentrated that those of adjacent cells. The process was repeated until water reached the sugar solution
johnmulu answered the question on April 29, 2017 at 05:36
-
Distinguish between haemolysis and plasmolysis.
(Solved)
Distinguish between haemolysis and plasmolysis.
Date posted:
April 29, 2017
.
Answers (1)
-
The diagram below show a red blood cell that was subjected to a certain treatment
(Solved)
The diagram below show a red blood cell that was subjected to a certain treatment
Account for shape of the cell at the end of the experiment
Date posted:
April 28, 2017
.
Answers (1)
-
An experiment was set up as shown below
(Solved)
An experiment was set up as shown below
The set up was left for 30 minutes.
a) State the expected results.
b) Explain your answer in (a) above
Date posted:
April 28, 2017
.
Answers (1)
-
State the importance of osmosis in plant
(Solved)
State the importance of osmosis in plant
Date posted:
April 28, 2017
.
Answers (1)
-
Why is oxygen important in the process of active transport in cells?
(Solved)
Why is oxygen important in the process of active transport in cells?
Date posted:
April 28, 2017
.
Answers (2)
-
A student drew a 6 cm long diagram of a plant flower. If the actual length of the flower was 12 cm, calculate the magnification of the drawing made by the student. Show your working
(Solved)
A student drew a 6 cm long diagram of a plant flower. If the actual length of the flower was 12 cm, calculate the magnification of the drawing made by the student. Show your working
Date posted:
April 28, 2017
.
Answers (1)
-
The figure below is a fine structure of a generalized animal cell as seen under an electron microscope.
(Solved)
The figure below is a fine structure of a generalized animal cell as seen under an electron microscope.
a) Name the parts labeled A and B.
b) How the is structure labeled B adapted to its function?
Date posted:
April 28, 2017
.
Answers (1)
-
Give reasons for carrying out the following procedures when preparing temporary wet mounts of plant tissues
(Solved)
Give reasons for carrying out the following procedures when preparing temporary wet mounts of plant tissues
a) Making thin plant sections.
b) Adding water on the plant section.
c) Placing a cover slip over the plant section.
Date posted:
April 28, 2017
.
Answers (2)
-
Plant cells do not burst when immersed in distilled water. Explain
(Solved)
Plant cells do not burst when immersed in distilled water. Explain
Date posted:
April 27, 2017
.
Answers (1)
-
What is the formula for calculating linear magnification of a specimen when using a hand lens
(Solved)
a) What is the formula for calculating linear magnification of a specimen when using a hand lens
b) Give a reason why staining is necessary when preparing specimens for observation under the microscope.
Date posted:
April 27, 2017
.
Answers (1)
-
Which organelle would be abundant in:Skeletal muscle cell, Palisade cell
(Solved)
Which organelle would be abundant in:
Skeletal muscle cell
Palisade cell
Date posted:
April 27, 2017
.
Answers (1)
-
How does nutrition as a characteristic of living organisms differ in plants and animals?
(Solved)
How does nutrition as a characteristic of living organisms differ in plants and animals?
Date posted:
April 27, 2017
.
Answers (1)
-
Motor vehicles move, use energy and produce carbon dioxide and water. Similar characteristics occurs in living organisms yet motor vehicles are not classified as living Explain.
(Solved)
Motor vehicles move, use energy and produce carbon dioxide and water. Similar characteristics occurs in living organisms yet motor vehicles are not classified as living Explain.
Date posted:
April 27, 2017
.
Answers (1)
-
Why is Lamarck's theory of evolution not accepted by Biologists today?
(Solved)
Explain why Lamarck's theory of evolution is not accepted by Biologists today.
Date posted:
January 21, 2017
.
Answers (1)
-
Name the causative organism of the following diseases(i)Malaria(ii)Bilharzia
(Solved)
Name the causative organism of the following diseases
i) Malaria
ii) Bilharzia
Date posted:
January 21, 2017
.
Answers (1)
-
A small boy remarked that his dog looks larger on cold days than on hot days
(Solved)
A small boy remarked that his dog looks larger on cold days than on hot days. Give biological explanation for this.
Date posted:
January 21, 2017
.
Answers (1)
-
Explain why insects’ blood is said to lack a respiratory pigment
(Solved)
Insects’ blood is said to lack a respiratory pigment. Explain
Date posted:
January 21, 2017
.
Answers (1)
-
Give two roles of active transport in human beings
(Solved)
Give two roles of active transport in human beings.
Date posted:
January 21, 2017
.
Answers (1)
-
A rhinoceros in a national park was found to be infected with ticks. Name the trophic level occupied by the
(Solved)
A rhinoceros in a national park was found to be infected with ticks. Name the trophic level occupied by the
a) rhinoceros
b) ticks
Date posted:
January 18, 2017
.
Answers (1)
-
A constant supply of oxygen is necessary for plants to efficiently absorb dissplved mineral salts from soil
(Solved)
A constant supply of oxygen is necessary for plants to efficiently absorb dissplved mineral salts from soil. Explain
Date posted:
January 17, 2017
.
Answers (1)