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(a) (i) Plasma proteins molecules too large to pass the capillary walls of glomerula hence left in blood;
(ii) Glucose and amino acids selectively reabsorbed along the kidney tubules completely.
(b) (i) Nitrogenous wastes, mineral salts and water
(ii)Osmoregulation, conservation of glucose and amino acids
Kavungya answered the question on September 30, 2019 at 12:12
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State the advantages of the cell protoplasm being colloidal in nature.
Date posted: September 30, 2019. Answers (1)
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State two ways by which mammalian blood carry out homeostasis function.
Date posted: September 30, 2019. Answers (1)
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The organelle below is important in the process of Nutrition.
a) Identify the organelle
b) Name the parts labeled
c)Name the part where the following stages of photosynthesis occur
d)State the role of light in the processes of photosynthesis
Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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Evolutionary changes take place in a population to maintain a balanced community, basing your answer on blood transfusion, explain the role played by nature on distribution of;
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Date posted: September 30, 2019. Answers (1)
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Calculate the percentage of Rhesus negative...(Solved)
The table below shows the approximate distribution of human blood groups in a sample of 100 people in a population.
Calculate the percentage of Rhesus negative (Rh -) in the whole group of donors.
Date posted: September 30, 2019. Answers (1)
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Differentiate between Chemotropism and Phototropism.
Date posted: September 30, 2019. Answers (1)
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(a) (i) Explain how the bacteria got into the cell.
(ii) What happens to the bacteria once in the...(Solved)
The diagram shows a white blood cell.
(a) (i) Explain how the bacteria got into the cell.
(ii) What happens to the bacteria once in the cell?
(b) (i) Name an animal phylum which exhibit the process that lead to entry of bacteria in
the cell?
(ii) Besides the process described in (a) above, state two ways by which white blood
cell protect the body.
Date posted: September 30, 2019. Answers (1)
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(b)(i) Why would a cell allow some substances to pass through it but not others?
(ii) Other than the...(Solved)
a)Name the principal components of cell membrane.
(b)(i) Why would a cell allow some substances to pass through it but not others?
(ii) Other than the property of semi- permeability stated in b (i) above, state two other properties of a cell membrane
( c)Explain what would happen to the red blood cells if placed in concentrated salt solution.
Date posted: September 30, 2019. Answers (1)
- Give the function of the following features found in the wall of trachea and bronchi in
a mammal.
(i) Ciliated cells
(ii) Mucus secreting cells(Solved)
Give the function of the following features found in the wall of trachea and bronchi in
a mammal.
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Date posted: September 30, 2019. Answers (1)
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A student estimating a cell size of an onion epidermal cells observed the following on the microscope field of view using a transparent ruler.
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Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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Study the diagram below and answer the questions that follow:
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(b)Name the structure labelled K
(c)State two functions of the organelle named in (a) above
Date posted: September 30, 2019. Answers (1)
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Explain why vegetables should not be overcooked.
Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
- State the use of each of the following apparatus:
I)Bait trap
ii) Specimen bottle
iii) Pitfall trap(Solved)
State the use of each of the following apparatus:
I)Bait trap
ii) Specimen bottle
iii) Pitfall trap
Date posted: September 30, 2019. Answers (1)
- The binomial name of housefly is MUSCA DOMESTICA.
i) Statetwo mistakes in the way the scientific name is written(Solved)
The binomial name of housefly is MUSCA DOMESTICA.
i) Statetwo mistakes in the way the scientific name is written.
ii) Re-write the name in correct manner following the rules of binomial nomenclature
Date posted: September 30, 2019. Answers (1)
- State advantages of fruit/seed dispersal.(Solved)
State advantages of fruit/seed dispersal.
Date posted: September 30, 2019. Answers (1)