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i) Male gametes are small in size while female gametes are large than spermatozoon
ii) Nucleus prominent but cytoplasm negligible in male gametes but female gametes has large amount of cytoplasm
iii) Male gametes specialize for motility with tails and axial filaments,female has no specialization hence non-motile
chrispohmomanyi answered the question on February 19, 2018 at 09:53
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(a) Name two divisions in the kingdom Plantae that show alternation of generation
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Date posted: February 19, 2018. Answers (1)
- (a) What is homeostasis? (b) Name three processes in the human body in which homeostasis is involved (Solved)
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Date posted: February 19, 2018. Answers (1)
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Date posted: February 19, 2018. Answers (1)
- Name the part of the brain responsible for:-
i) Maintaining balance of the body.
ii) Thermoregulation and osmoregulation.
iii) Sensation of pain, touch and sight
(Solved)
Name the part of the brain responsible for:-
i) Maintaining balance of the body.
ii) Thermoregulation and osmoregulation.
iii) Sensation of pain, touch and sight
Date posted: February 19, 2018. Answers (1)
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Date posted: February 19, 2018. Answers (1)
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How is the rate of diffusion affected by:
(i) Temperature
(ii) Concentration…
(iii) Surface area to volume ratio
Date posted: February 19, 2018. Answers (1)
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Distinguish between hypertonic and hypotonic solutions.
Date posted: February 19, 2018. Answers (1)
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1. Thin ...(Solved)
a) Highlight the importance of the respiratory surface being:
1. Thin
2. Moist
(b) State three adaptations of gills to their function.
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Date posted: February 19, 2018. Answers (1)
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Date posted: February 19, 2018. Answers (1)
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(a)State the reason why scientific names are given in Latin.
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Date posted: February 19, 2018. Answers (1)
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Date posted: February 19, 2018. Answers (1)
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Name two structures in the mammalian ear that are used in body balance and posture
Date posted: February 19, 2018. Answers (1)
- (a) Name an end product of photosynthesis that may be found in the intercellular air spaces of a leaf
(b) State what happens to the...(Solved)
(a) Name an end product of photosynthesis that may be found in the intercellular air spaces of a leaf
(b) State what happens to the product named in (a) above
Date posted: February 19, 2018. Answers (1)
- Name the vector and causal organism of bilharzia
a) Vector
b) Causal organism
(Solved)
Name the vector and causal organism of bilharzia
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b) Causal organism
Date posted: February 19, 2018. Answers (1)
- Name the parts of the brain that perform the following functions
(a) Controls secretion of hormones by pituitary glands
(b) Controls muscular movements body posture...(Solved)
Name the parts of the brain that perform the following functions
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(b) Controls muscular movements body posture and balance
(c) Controls reflex activities
Date posted: February 19, 2018. Answers (1)
- Give a reason for each of the following
(a) The trachea of the tracheal system have circular rings of chitin
(b) Tracheoles of the tracheal...(Solved)
Give a reason for each of the following
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(b) Tracheoles of the tracheal system lacks rings of chitin
Date posted: February 19, 2018. Answers (1)
- (a) Define the term oxygen debt
b) State what happens to the lactic acid produced...(Solved)
(a) Define the term oxygen debt
b) State what happens to the lactic acid produced by active muscles during anaerobic
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Date posted: February 19, 2018. Answers (1)
- Antibiotics are used to treat people with bacterial infections. Explain the danger of the widespread use of antibiotics to treat disease(Solved)
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Date posted: February 19, 2018. Answers (1)
- State the functions of each of the following parts of the axial skeleton
(a) Odontoid process
(b) Zygapophyses
(Solved)
State the functions of each of the following parts of the axial skeleton
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(b) Zygapophyses
Date posted: February 19, 2018. Answers (1)
- (a) State one distinguishing feature of fungal cells
(b) State one similarity between members of kingdom animalia and fungi ...(Solved)
(a) State one distinguishing feature of fungal cells
(b) State one similarity between members of kingdom animalia and fungi
Date posted: February 19, 2018. Answers (1)