Describe the cell cycle. Explain the difference between the 2 types of M cycles in the cell cycle. (2-3 paragraphs)
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1-how is cell cycle controlled?
what stage of cell cycle?
2-What is the difference between a chromatid and sisterchromatids ?
3-What is the difference between sister chromatids and non-sister chromatids of homologous chromosomes ?
4- What is nondisjunction and what might result from it?
5-define apoptosis and explain why it may occur?
P.S. Please answer atleast 2 questions.
1. Explain the basic phases of the cell cycle and main checkpoints.
2. Understand how cycle time range varies in different cell types with specific examples.
3, Explain START in yeast and the restriction point in animal cells. Do these points of the cell cycle make sense?
4, Why are cyclins so important? Explain cyclins and cyclin-dependent protein kinases.
1-What is the difference between sister chromatids and non- sisterchromatids of homologous chromosomes2-
2-What is the difference between a chromatid and sister chromatids?