1. Has acrosome with hytic enzymes that dissolve away vitelline membrane allowing penetration of ovum by sperm.
2. Has a large number of mitochondria to provide energy for swimming movement.
3. Has a tail that aids in swimming movement.
chrispohmomanyi answered the question on February 12, 2018 at 08:06
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Distinguish between Ecology and Ecosystem
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Distinguish between Ecology and Ecosystem
Date posted:
February 12, 2018
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Answers (1)
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Ascaris lumbricoides is an endoparasite.
(a)Name the genus to which it belongs.
(b)State the habitat of the organism.
(c)tate three ways in which the organism is adapted to...
(Solved)
Ascaris lumbricoides is an endoparasite.
(a)Name the genus to which it belongs.
(b)State the habitat of the organism.
(c)tate three ways in which the organism is adapted to living in its habitat.
(d)Mention three ways of preventing spread of the parasite.
Date posted:
February 11, 2018
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Answers (1)
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Describe the consequences of deficiency of testosterone hormone in man.
Date posted:
February 11, 2018
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What is the study of fossils called?
Date posted:
February 11, 2018
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Describe the mechanism of gaseous exchange in the tracheal system of insects
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February 11, 2018
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Describe the internal structure of the heart.
Date posted:
February 11, 2018
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Date posted:
February 10, 2018
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(Solved)
State the structural adaptations of veins to their function.
Date posted:
February 10, 2018
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State two structural adaptations of veins to their function.
(Solved)
State two structural adaptations of veins to their function.
Date posted:
February 10, 2018
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Answers (1)
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(a)Name two cardiovascular diseases. (b)If the nerve supply to the heart of a mammal is severed the rhythmic heart contraction and relaxation will go on and...
(Solved)
a)Name two cardiovascular diseases.
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Date posted:
February 10, 2018
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Answers (1)
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(Solved)
Differentiate between gaseous exchange and ventilation.
Date posted:
February 10, 2018
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Answers (1)
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(i) Fovea centralis.
(ii) Sclera.
(iii) Cilliary body.
(Solved)
State one adaptation of the following parts of mammalian eye.
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(ii) Sclera.
(iii) Cilliary body.
Date posted:
February 10, 2018
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Answers (1)
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List down the roles of lipids in the body.
Date posted:
February 10, 2018
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February 10, 2018
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Date posted:
February 9, 2018
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Explain the physical factors that mediate natural immunity.
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February 8, 2018
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February 8, 2018
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Name three supportive tissues in plants.
Date posted:
February 6, 2018
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State two adaptations of Guard cell to its function in plant tissue.
Date posted:
February 6, 2018
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In which form is carbon (IV) oxide transported in the body.
Date posted:
February 6, 2018
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