7.1
Published on Nov 18, 2015
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PRESENTATION OUTLINE
7.1 LIFE IS CELLULAR
Photo by Tatcher a Hainu
WHAT IS CELL THEORY?
How are prokaryotic and eukaryotic cells different?
PROKARYOTES
- Smaller & simple
- No nucleus
- DNA not seperated
- Bacteria
EUKARYOTES
- Larger & Complex
- Nucleus
- DNA is seperate
- All different
10.1 CELL GROWTH, DIVISION, AND REPRODUCTION
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How does asexual and sexual reproduction compare?
ASEXUAL REPRODUCTION
- Just one cell
- Same DNA
- Divides into two daughter cells
- Reproduction of single parent
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SEXUAL REPRODUCTION
- Result of two cells joining
- Genetic info. from both
- Shared DNA
- Two parents
Photo by miss mass
ADVANTAGES
DISADVANTAGES
WHY DO CELLS HAVE TO DIVIDE?
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- Moving food
- Waste
- Info travels further
What are some issues a cell faces when it's too large?
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- Take too long to move information
- Trouble doing jobs
