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- The zygote formed when egg nucleus fuses with one male nucleus develops into the embryo of a seed
- The triploid nucli develops into the primary endosperm of the seed
- The inner and outer interguments develops into the seed testa
- The ovary wall differentiates into epicarp, mesocarp and endocarp forming a fruit
- The ovule then develops into a seed
- The corolla dries up and withers away
- The calyx may persists shortly as it photosynthesis but afterwards , shrivels, dries and withers away
- The Androecin shrivels,dries and withers away
- The stigma together with the style shrivels, dries and withers away
Kavungya answered the question on June 18, 2019 at 07:01
- Distinguish between the following terms:
Pollination and fertilization(Solved)
Distinguish between the following terms:
Pollination and fertilization
Date posted: June 18, 2019. Answers (1)
- The eggs of birds are relatively much larger than those of mammals. Explain(Solved)
The eggs of birds are relatively much larger than those of mammals. Explain
Date posted: June 18, 2019. Answers (1)
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State one feature of pollen grains from a wind pollinated flower
Date posted: June 18, 2019. Answers (1)
- State the functions of the following parts in the male reproductive system(a) Somniferous tubules(b) Sertoli cells(Solved)
State the functions of the following parts in the male reproductive system
(a) Semniferous tubules
(b) Sertoli cells
Date posted: June 18, 2019. Answers (1)
- State two major structural differences between fruit and a seed(Solved)
State two major structural differences between fruit and a seed
Date posted: June 18, 2019. Answers (1)
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State three ways in which seed dormancy benefits a plant
Date posted: June 18, 2019. Answers (1)
- Name the hormone that:
(a) Stimulate the contraction of uterus during birth.
(b) Stimulate the disintegration of corpus luteum when fertilization fails to take place.(Solved)
Name the hormone that:
(a) Stimulate the contraction of uterus during birth.
(b) Stimulate the disintegration of corpus luteum when fertilization fails to take place.
Date posted: June 18, 2019. Answers (1)
- Name two nuclei found in pollen grains.(Solved)
Name two nuclei found in pollen grains.
Date posted: June 18, 2019. Answers (1)
- State the role played by Heterostyly in plants.(Solved)
State the role played by Heterostyly in plants.
Date posted: June 18, 2019. Answers (1)
- State the functions of the following hormones in the menstrual cycle :
(i) oestrogen
(ii) luteinizing hormone (L.H)
(iii) Follicle stimulating hormone (FSH)(Solved)
State the functions of the following hormones in the menstrual cycle :
(i) oestrogen
(ii) luteinizing hormone (L.H)
(iii) Follicle stimulating hormone (FSH)
Date posted: June 18, 2019. Answers (1)
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Differentiate between monoecious and dioecious plants
Date posted: June 18, 2019. Answers (1)
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State two importance of meiosis in living organisms.
Date posted: June 18, 2019. Answers (1)
- At what stage of meiosis is the chiasmata formed?(Solved)
At what stage of meiosis is the chiasmata formed?
Date posted: June 18, 2019. Answers (1)
- Explain the role of chlorophyll in photosynthesis(Solved)
Explain the role of chlorophyll in photosynthesis
Date posted: June 18, 2019. Answers (1)
- Name the protective membranes surrounding the brain(Solved)
Name the protective membranes surrounding the brain
Date posted: June 18, 2019. Answers (1)
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Name two factors in the environment which organisms respond to
Date posted: June 18, 2019. Answers (1)
- Donkey and zebra are closely related yet not of the same species. Explain(Solved)
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Date posted: June 18, 2019. Answers (1)
- The calyx cells of a certain plant has 22 chromosomes. State the number of chromosomes
present in the plant’s
i) Endosperm
ii) Ovule cell(Solved)
The calyx cells of a certain plant has 22 chromosomes. State the number of chromosomes
present in the plant’s
i) Endosperm
ii) Ovule cell
Date posted: June 18, 2019. Answers (1)
- Why is sexual reproduction important in evolution of plants and animals?(Solved)
Why is sexual reproduction important in evolution of plants and animals?
Date posted: June 18, 2019. Answers (1)
- Explain why menstrual periods stop immediately after conception?(Solved)
Explain why menstrual periods stop immediately after conception?
Date posted: June 18, 2019. Answers (1)