Absorbs light energy; which is used to break down water molecules into O2 gas and
H+/ atoms
Kavungya answered the question on June 18, 2019 at 06:26
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Name the protective membranes surrounding the brain
(Solved)
Name the protective membranes surrounding the brain
Date posted:
June 18, 2019
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Answers (1)
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Name two factors in the environment which organisms respond to
(Solved)
Name two factors in the environment which organisms respond to
Date posted:
June 18, 2019
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Answers (1)
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Donkey and zebra are closely related yet not of the same species. Explain
(Solved)
Donkey and zebra are closely related yet not of the same species. Explain
Date posted:
June 18, 2019
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Answers (1)
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The calyx cells of a certain plant has 22 chromosomes. State the number of chromosomes
present in the plant’s
i) Endosperm
ii) Ovule cell
(Solved)
The calyx cells of a certain plant has 22 chromosomes. State the number of chromosomes
present in the plant’s
i) Endosperm
ii) Ovule cell
Date posted:
June 18, 2019
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Answers (1)
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Why is sexual reproduction important in evolution of plants and animals?
(Solved)
Why is sexual reproduction important in evolution of plants and animals?
Date posted:
June 18, 2019
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Answers (1)
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Explain why menstrual periods stop immediately after conception?
(Solved)
Explain why menstrual periods stop immediately after conception?
Date posted:
June 18, 2019
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Answers (1)
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Name the type of placentation where;(i) Placenta appears as one ridge on the ovary wall(ii) Placenta appears at the centre of the ovary with ovules...
(Solved)
Name the type of placentation where;
(i) Placenta appears as one ridge on the ovary wall
(ii) Placenta appears at the centre of the ovary with ovules on it and the dividing walls of carpels
disappear
Date posted:
June 18, 2019
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Answers (1)
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Explain why a pregnant woman is supplied with doses of iron tablets regularly
(Solved)
Explain why a pregnant woman is supplied with doses of iron tablets regularly
Date posted:
June 18, 2019
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Answers (1)
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Name the hormone that causes leaf, flowers and fruit abscission
(Solved)
Name the hormone that causes leaf, flowers and fruit abscission
Date posted:
June 18, 2019
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Answers (1)
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Name three main methods through which HIV/AIDS is transmitted
(Solved)
Name three main methods through which HIV/AIDS is transmitted
Date posted:
June 18, 2019
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Answers (1)
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Name the part of an ovule that develops into each of the following parts of a seed after
fertilization i) Testa ii) Endosperm
(Solved)
Name the part of an ovule that develops into each of the following parts of a seed after
fertilization
i) Testa
ii) Endosperm
Date posted:
June 18, 2019
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Answers (1)
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Explain how blood clot is formed once a blood vessel is injured
(Solved)
Explain how blood clot is formed once a blood vessel is injured
Date posted:
June 17, 2019
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Answers (1)
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Name the components of blood that do not enter the renal tubule in mammals
(Solved)
Name the components of blood that do not enter the renal tubule in mammals
Date posted:
June 17, 2019
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Answers (1)
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Give a reason why the left ventricle muscles are thicker than the right ventricles muscles
(Solved)
Give a reason why the left ventricle muscles are thicker than the right ventricles muscles
Date posted:
June 17, 2019
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Answers (1)
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Identify the part of the heart that initiates the heart beat
(Solved)
Identify the part of the heart that initiates the heart beat
Date posted:
June 17, 2019
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Answers (1)
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A transfusion of RH+ blood was given to a patient with Rh- blood. After oneweek a similar transfusion was given to the same patient. What...
(Solved)
A transfusion of RH+ blood was given to a patient with Rh- blood. After one
week a similar transfusion was given to the same patient. What was likely to be the effect of
the second transfusion?
Date posted:
June 17, 2019
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Answers (1)
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A woman gave birth to a child of blood group B+ (B positive). Name the twoantigens that determined her child’s blood group.
(Solved)
A woman gave birth to a child of blood group B+ (B positive). Name the two antigens that determined her child’s blood group.
Date posted:
June 17, 2019
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Answers (1)
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Uptake of water by plants is not affected by metabolic poisons. Explain.
(Solved)
Uptake of water by plants is not affected by metabolic poisons. Explain.
Date posted:
June 17, 2019
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Answers (1)
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Name a disease of the blood characterized by excessive production of white blood cells
(Solved)
Name a disease of the blood characterized by excessive production of white blood cells
Date posted:
June 17, 2019
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Answers (1)
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Why do plants not take in oxygen during the day although they need it for respiration?
(Solved)
Why do plants not take in oxygen during the day although they need it for respiration?
Date posted:
June 17, 2019
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Answers (1)