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Spindle forms - PowerPoint PPT Presentation

Cell Cycle

Cell Cycle

Cell Cycle. G1. S. G2. M. Prophase : Chromosomes condense into visible structures. Nuclear envelope breaks down. Interphase microtubules disassemble. Spindle forms. Prometaphase: Chromosomes make attachments to each pole and align on the spindle equator (metaphase plate).

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748 views • 51 slides
Mitosis

Mitosis

Mitosis. Cell division. This Powerpoint is hosted on www.worldofteaching.com Please visit for 1000+ free powerpoints. Cell division. All complex organisms originated from a single fertilised egg. Every cell in your body started here, through cell division the numbers are increased

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489 views • 38 slides
Meiosis

Meiosis

Meiosis. Creation of Gametes. Asexual reproduction yields two identical organisms (with exception of mutations) Sexual reproduction merges the genes of the two parents Result: two versions of each chromosome Called homologous chromosomes Organism is diploid (2n=46)

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387 views • 26 slides
Meiosis

Meiosis

Meiosis. Creation of Gametes. Asexual reproduction yields two identical organisms (with exception of mutations) Sexual reproduction merges the genes of the two parents Result: two versions of each chromosome Called homologous chromosomes Organism is diploid (2n=46)

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333 views • 26 slides
Why do cells need to divide?

Why do cells need to divide?

Why do cells need to divide?. How do cells divide? What needs to happen to make an exact copy of this cell? . Does an organism grow because its cells get larger or because it increases the number of cells? What limits the size that a cell can reach?

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431 views • 23 slides
Meiosis

Meiosis

Meiosis. Terminology. Homologous chromosome: 2 chromosomes that make up a matched pair in a diploid cell Diploid cell: contains 2 sets of chromosomes (2n cell) Haploid cell: contains a single set of chromosomes (n cell). Males vs Females.

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307 views • 16 slides

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