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CELL CYCLE The cell cycle is the activities that a cell goes through throughout its life.

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Presentation on theme: "CELL CYCLE The cell cycle is the activities that a cell goes through throughout its life."— Presentation transcript:

1 CELL CYCLE The cell cycle is the activities that a cell goes through throughout its life

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5 CHROMOSOMES The Chromosome Theory states that chromosomes are rod-shaped carriers of genetic information: DNA

6 What is a Chromosome? Chromosomes form when CHROMATIN (nuclear material containing DNA) condenses to form rod-shaped structures Chromosomes are found in the nucleus but are only visible when the cell is dividing

7 What are the Parts of a Chromosome?
Each replicated copy of DNA is called a CHROMATID The two chromatids that make up a chromosome are held together by a point called a CENTROMERE

8 Relationship between Chromosomes, DNA, and Genes…
Chromosomes are made of condenced DNA Each segment of that DNA that contains directions for a particular trait is a GENE

9 SEXUAL VS. ASEXUAL REPRODUCTION
Requires union of TWO cells EGG + SPERM Offspring are a combination of traits from each parent GENETIC VARIETY! ASEXUAL REPRODUCTION One parent Offspring identical to parent Same exact genetic information Little variety


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