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Mitosis and Meiosis
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Storyboard-Text
HI I'M CLARENCE AND I'M HERE TO EXPLAIN TO YOU THE 2 TYPES OF CELL DIVISION.
HOW DO CELLS DIVIDE?
DIVISION
parent cell
DNA replicates
2 DAUGHTER CELLS
MITOSIS
DURING MITOSIS, A CELL DUPLICATES ALL OF ITS CONTENTS, INCLUDING ITS CHROMOSOMES, AND SPLITS TO FORM TWO IDENTICAL DAUGHTER CELLS.
BECAUSE THIS PROCESS IS SO CRITICAL, THE STEPS OF MITOSIS ARE CAREFULLY CONTROLLED BY CERTAIN GENES.
MEIOSIS
4 DAUGHTER CELLS
PARENT CELL
DNA REPLICATES
DIVISION
2 DAUGHTER CELLS
MEIOSIS IS A PROCESS WHERE A SINGLE CELL DIVIDES TWICE TO PRODUCE FOUR CELLS CONTAINING HALF OF THE ORIGINAL AMOUNT OF GENETIC INFORMATION.
THESE FOUR DAUGHTER CELLS ONLY HAVE HALF OF THE NUMBER OF CHROMOSOMES OF THE PARENT CELL - THEY ARE HAPLOID.
THANK YOU FOR LISTENING.<3
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