Fertilization in higher plants involves one male nucleus fusing with a functional egg nucleus to form a zygote; while the other male nucleus fuses with the polar nuclei to form a triploid cell; In mammals fertilization involves the fusion of the male nucleus and female ovum nucleus to form a zygote;
sharon kalunda answered the question on August 5, 2019 at 05:56
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Describe the hormones involved in menstrual cycle and their roles
(Solved)
Describe the hormones involved in menstrual cycle and their roles
Date posted:
June 28, 2019
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Explain the effects of population migration.
(Solved)
Explain the effects of population migration.
Date posted:
June 25, 2019
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Explain why genetic counseling is termed as one practical application of genetics
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Explain why genetic counseling is termed as one practical application of genetics
Date posted:
June 25, 2019
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Distinguish between tendons and ligaments
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June 18, 2019
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(Solved)
State how natural active acquired immunity is attained by an individual
Date posted:
June 18, 2019
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State the role of spleen in human defense mechanism
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State the role of spleen in human defense mechanism
Date posted:
June 18, 2019
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Answers (1)
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Name one secondary sexual characteristic common to both males and females
(Solved)
Name one secondary sexual characteristic common to both males and females
Date posted:
June 18, 2019
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Answers (1)
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Describe the varying events that follow a flower after fertilization.
(Solved)
Describe the varying events that follow a flower after fertilization.
Date posted:
June 18, 2019
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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
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State one feature of pollen grains from a wind pollinated flower
(Solved)
State one feature of pollen grains from a wind pollinated flower
Date posted:
June 18, 2019
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Answers (1)
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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
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Answers (1)
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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
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Answers (1)
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State three ways in which seed dormancy benefits a plant
(Solved)
State three ways in which seed dormancy benefits a plant
Date posted:
June 18, 2019
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Answers (1)
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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
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Answers (1)
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Name two nuclei found in pollen grains.
(Solved)
Name two nuclei found in pollen grains.
Date posted:
June 18, 2019
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Answers (1)
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State the role played by Heterostyly in plants.
(Solved)
State the role played by Heterostyly in plants.
Date posted:
June 18, 2019
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Answers (1)
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(Solved)
Differentiate between monoecious and dioecious plants
Date posted:
June 18, 2019
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State two importance of meiosis in living organisms.
(Solved)
State two importance of meiosis in living organisms.
Date posted:
June 18, 2019
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At what stage of meiosis is the chiasmata formed?
(Solved)
At what stage of meiosis is the chiasmata formed?
Date posted:
June 18, 2019
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Answers (1)
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Explain the role of chlorophyll in photosynthesis
(Solved)
Explain the role of chlorophyll in photosynthesis
Date posted:
June 18, 2019
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Answers (1)