Describe the growth of the pollen tube and its entry into the ovule followed by fertilisation (production of endosperm and details of development are not required)
1 AnswerDiscuss the potential effects of self-pollination and cross-pollination on a population, in terms of variation, capacity to respond to changes in the environment and reliance on pollinators
1 AnswerCompare the flower structure and the pollen from insect-pollinated and wind-pollinated flow
1 AnswerIdentify and draw the anthers and stigmas of a wind-pollinated flower
1 AnswerIdentify and draw the sepals, petals, stamens (anthers and filaments) and carpels (stigmas, styles, ovaries and ovules) of an insect-pollinated flower
1 AnswerDiscuss the advantages and disadvantages of asexual reproduction and sexual reproduction
1 AnswerIdentify examples of asexual reproduction
1 AnswerExplain that cancers form as a result of uncontrolled cell division
1 AnswerDescribe meiosis as a reduction division in which the chromosome number is halved from diploid to haploid resulting in genetically different cells (details of stages are not required)
1 AnswerState that meiosis is involved in the production of gametes
1 AnswerSourav PanSourav PanSourav Pan
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