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प्रश्न
Describe the process of budding in hydra.
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उत्तर
a. Budding is a type of asexual reproduction seen in Coelenterates (e.g. Hydra) and Ascidians.
b. These multicellular animals form a small bud which grows gradually.
c. The bud grows slowly into a young animal and then detaches itself from the parent body.
d. This bud then grows into an independent new organism
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संबंधित प्रश्न
Briefly describe the process of spermatogenesis.
______ type of reproduction occurs without fusion of gametes.
Answer the following type of question Assertion (A) and Reason (R).
(A) - Head of the sperm consists of acrosome and mitochondria.
(R) - Acrosome contains spiral rows of mitochondria.
Mention the differences between spermiogenesis and spermatogenesis.
Which of the following is diploid?
______ undergoes 2nd meiotic division during spermatogenesis.
Acrosome reaction in sperm is triggered by ______.
In oogenesis haploid egg is fertilised by sperm at which stage?
What is the difference between a primary oocyte and a secondary oocyte?
Answer the following:
How many primary spermatocytes and oocytes are required for the formation of 100 spermatozoa and ova?
