Gaseous exchange the diffusion of gases across the respiratory surfaces, Respiration is the chemical process in which smaller food substances are broken down to produce energy.
Kavungya answered the question on October 1, 2019 at 08:01
- Nocturnal animals such as the owl are capable of seeing fairly well at night. What two adaptations have made this possible.(Solved)
Nocturnal animals such as the owl are capable of seeing fairly well at night. What two adaptations have made this possible.
Date posted: October 1, 2019. Answers (1)
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A scientist has discovered a rare disease that attacks the respiratory system in insects. Name two parts of an insect, which are most likely to be damaged by the disease.
Date posted: October 1, 2019. Answers (1)
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Under what condition would a plant lose more water than its absorbing from the soil.
Date posted: October 1, 2019. Answers (1)
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Explain how Antiduretic hormone regulates osmotic potential in the body
Date posted: October 1, 2019. Answers (1)
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Distinguish between Secretion and excretion.
Date posted: October 1, 2019. Answers (1)
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a)Heart cells
b)Kidney
(Solved)
Name the blood vessel that conveys blood to the
a)Heart cells
b)Kidney
Date posted: October 1, 2019. Answers (1)
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Phylum
Class (Solved)
Give a brief classification of ticks as shown below
Phylum
Class
Date posted: October 1, 2019. Answers (1)
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Explain the disadvantages of using acarides in tick control
Date posted: October 1, 2019. Answers (1)
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Name two methods that would be used to measure growth in plants.
Date posted: October 1, 2019. Answers (1)
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State two precautions you would observe when preparing a bacteria culture in the laboratory.
Date posted: October 1, 2019. Answers (1)
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Using a punnet square, explain why the view that “some women have a tendency to giving birth to girl or boy babies only” has no scientific foundation.
Date posted: October 1, 2019. Answers (1)
- In maize, yellow colour is dominant over White colour. Using letter W to denote gene for maize colour, show how one would establish whether a...(Solved)
In maize, yellow colour is dominant over White colour. Using letter W to denote gene for maize colour, show how one would establish whether a given sample of yellow maize is pure or a hybrid.
Date posted: October 1, 2019. Answers (1)
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Explain how submerged hydrophytes obtain their oxygen for respiration at night
Date posted: October 1, 2019. Answers (1)
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Name the process which occurs in mammalian liver that lead to formation of urea
Date posted: October 1, 2019. Answers (1)
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State the functional differences between pulmonary artery and pulmonary vein.
Date posted: October 1, 2019. Answers (1)
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Explain how a genetic trait is inherited in a mammal.
Date posted: October 1, 2019. Answers (1)
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Explain why a breastfeeding woman generally require more protein in her daily diet than a normal woman.
Date posted: October 1, 2019. Answers (1)
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What is the importance of crossing–over in cell division?
Date posted: September 30, 2019. Answers (1)
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State four differences between mitotic and meiotic divisions.
Date posted: September 30, 2019. Answers (1)
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Mention two pieces of evidence which are advanced to support the view that end, products of photosynthesis are translocated in phloem.
Date posted: September 30, 2019. Answers (1)