Thin for faster diffusion of
gases;
Moist to dissolve diffusing
gases;
Vascularised to transport
gases; (3mks)
alexis sadro answered the question on October 8, 2017 at 15:43
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The shirt of a student was stained by solution of DCPIP. A friend advised him to wash with lemon juice. Explain.
(Solved)
The shirt of a student was stained by solution of DCPIP. A friend advised him to wash with lemon juice. Explain.
Date posted:
October 8, 2017
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Answers (1)
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(A)Birds have beaks which are structurally modified to different modes of feeding.
(i)What is the name given to such structures in evolution
(ii)What is the name given...
(Solved)
(A)Birds have beaks which are structurally modified to different modes of feeding.
(i)What is the name given to such structures in evolution
(ii)What is the name given to the evolution of the beaks of birds?
(b)State the roles of lamarck's theory of evolution
Date posted:
October 6, 2017
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Answers (1)
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How would one find out from a sample of urine whether a person is suffering from diabetes mellitus?
(Solved)
How would one find out from a sample of urine whether a person is suffering from diabetes mellitus?
Date posted:
October 5, 2017
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Answers (1)
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Why does glucose not normally appear in urine even though it is filtered in the mammalian Bowman’s capsule?
(Solved)
Why does glucose not normally appear in urine even though it is filtered in the mammalian Bowman’s capsule?
Date posted:
October 5, 2017
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Answers (1)
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What is the biological significance of maintaining a relatively constant sugar level in a human body?
(Solved)
What is the biological significance of maintaining a relatively constant sugar level in a human body?
Date posted:
October 5, 2017
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Answers (1)
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Explain why eating a meal with too much salt leads to production of a small volume of concentrated urine
(Solved)
Explain why eating a meal with too much salt leads to production of a small volume of concentrated urine
Date posted:
October 5, 2017
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Answers (1)
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Explain why some desert animals excrete uric acid rather than Water
(Solved)
Explain why some desert animals excrete uric acid rather than Water
Date posted:
October 5, 2017
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Answers (1)
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State the ways by which desert mammals conserve water
(Solved)
State the ways by which desert mammals conserve water
Date posted:
October 5, 2017
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Answers (1)
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Explain why individuals with smaller sizes require more energy per unit body weight than those with larger sizes.
(Solved)
Explain why individuals with smaller sizes require more energy per unit body weight than those with larger sizes.
Date posted:
October 5, 2017
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Answers (1)
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State the advantages that organisms with small surface area to volume ratio experience over those with larger
(Solved)
State the advantages that organisms with small surface area to volume ratio experience over those with larger
Date posted:
October 5, 2017
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Answers (1)
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Why does body temperature of a healthy person rise up to 37 degrees Celsius on a hot humid day?
(Solved)
Why does body temperature of a healthy person rise up to 37 degrees Celsius on a hot humid day?
Date posted:
October 5, 2017
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Answers (1)
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How do mammals regulate body temperature?
(Solved)
How do mammals regulate body temperature?
Date posted:
October 5, 2017
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Answers (1)
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State and explain the adaptations of proximal convoluted tubule to its function
(Solved)
State and explain the adaptations of proximal convoluted tubule to its function
Date posted:
October 5, 2017
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Answers (1)
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Explain how the mammalian skin is adapted to its functions
(Solved)
Explain how the mammalian skin is adapted to its functions
Date posted:
October 5, 2017
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Answers (1)
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List excretory organs and products of mammals
(Solved)
List excretory organs and products of mammals
Date posted:
October 5, 2017
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Answers (1)
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State the excretory products of plants and some of their uses to humans
(Solved)
State the excretory products of plants and some of their uses to humans
Date posted:
October 5, 2017
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Answers (1)
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Why do plants lack complex excretory structures like those of animals?
(Solved)
Why do plants lack complex excretory structures like those of animals?
Date posted:
October 5, 2017
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Answers (1)
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State the economic importance of anaerobic respiration
(Solved)
State the economic importance of anaerobic respiration
Date posted:
October 5, 2017
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Answers (1)
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Explain the physiological changes that occur in the body to lower the carbon iv oxide level back to normal when it rises
(Solved)
Explain the physiological changes that occur in the body to lower the carbon iv oxide level back to normal when it rises
Date posted:
October 5, 2017
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Answers (1)
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Name the features of alveoli that adapt them to their function
(Solved)
Name the features of alveoli that adapt them to their function
Date posted:
October 5, 2017
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Answers (1)