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Gases exchange is passage of respiratory gases across the respiratory surface;
while Ventilation is the process of bringing in air rich in oxygen and removing out air rich in carbon (IV) oxide;
johnson mwenjera answered the question on February 10, 2018 at 06:52
- State one adaptation of the following parts of mammalian eye.
(i) Fovea centralis.
(ii) Sclera.
(iii) Cilliary body.(Solved)
State one adaptation of the following parts of mammalian eye.
(i) Fovea centralis.
(ii) Sclera.
(iii) Cilliary body.
Date posted: February 10, 2018. Answers (1)
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(b)Name three evidence of organic evolution. (Solved)
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(b)Name three evidence of organic evolution.
Date posted: February 10, 2018. Answers (1)
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Date posted: February 10, 2018. Answers (1)
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Date posted: February 10, 2018. Answers (1)
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Date posted: February 8, 2018. Answers (1)
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Date posted: February 8, 2018. Answers (1)
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Name three supportive tissues in plants.
Date posted: February 6, 2018. Answers (1)
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b)Explain the term continental drift as used in evolution.(Solved)
a)Distinguish between homologous and analogous structure.
b)Explain the term continental drift as used in evolution.
Date posted: February 6, 2018. Answers (1)
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(b) Name three disorders resulting from gene mutations. (Solved)
(a) Define polyploidy.
(b) Name three disorders resulting from gene mutations.
Date posted: February 6, 2018. Answers (1)
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State two adaptations of Guard cell to its function in plant tissue.
Date posted: February 6, 2018. Answers (1)
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(i) Centriole.
(ii) Nucleolus.(Solved)
State the functions of the following organelles.
(i) Centriole.
(ii) Nucleolus.
Date posted: February 6, 2018. Answers (1)
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In which form is carbon (IV) oxide transported in the body.
Date posted: February 6, 2018. Answers (1)
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(a) Condenser.
(b) Diaphragm. (Solved)
State the functions of the following parts of a light microscope.
(a) Condenser.
(b) Diaphragm.
Date posted: February 6, 2018. Answers (1)
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Date posted: February 6, 2018. Answers (1)
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Describe Amitosis as a type of cell division.
Date posted: February 2, 2018. Answers (1)
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Define the term incomplete dominance.
Date posted: February 1, 2018. Answers (1)
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Outline eight means of asexual reproduction in organisms.
Date posted: February 1, 2018. Answers (1)
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Define the term analogous structures in evolution as studied in biology.
Date posted: January 31, 2018. Answers (1)