Even though a very few cells in a C4 plant carry out the biosynthetic – Calvin pathway, yet they are highly productive. Can you discuss why?
1 AnswerBy looking at which internal structure of a plant you can tell whether a plant is C3 or C4? Explain.
1 AnswerBy looking at a plant externally , can you tell whether a plant is C3 or C4? Why and how?
1 AnswerAnalyse the events during every stage of cell cycle and notice how the following two parameters change (i) number of chromosomes (N) per cell (ii) amount of DNA content (C) per cell
1 AnswerCan there be DNA replication without cell division?
1 AnswerCan there be mitosis without DNA replication in ‘S’ phase?
1 AnswerDiscuss with your teacher about (i) haploid insects and lower plants where cell-division occurs, and (ii) some haploid cells in higher plants where cell-division does not occur.
1 AnswerWhat is the significance of meiosis?
1 AnswerList the main differences between mitosis and meiosis.
1 AnswerDistinguish anaphase of mitosis from anaphase I of meiosis.
1 Answer
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