Although sexual reproduction is a long drawn, energy-intensive complex form of reproduction, many groups of organisms in Kingdom Animalia and Plantae prefer this mode of reproduction. Give at least three reasons for this.
Although sexual reproduction is a long drawn, energy-intensive complex form of reproduction, many groups of organisms in Kingdom Animalia and Plantae prefer this mode of reproduction. Give at least three reasons for this.
(a) Sexual reproduction brings about variation in the offspring.
(b) Since gamete formation is preceded by meiosis, genetic recombination occurring during crossing over (meiosis-I), leads to a great deal of variation in the DNA of gametes.
(c) The organism has better chances survival in a changing environment.
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List the changes observed in an angiosperm flower subsequent to pollination and fertilisation.
6 months ago
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Draw the sketches of a zoospore and a conidium. Mention two dissimilarities between them and at least one feature common to both structures.
6 months ago
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Enumerate the differences between asexual and sexual reproduction. Describe the types of asexual reproduction exhibited by unicellular organisms.
6 months ago
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Differentiate between Ovipary and vivipary. Cite an example for each type.
6 months ago
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Differentiate between oestrus arid menstrual cycles.
6 months ago
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