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BIOL 1020 - Mitosis Exam With Complete Solutions Latest Update
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BIOL 1020 - Mitosis Exam With Complete Solutions Latest Update...
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BIOL 1020 - Mitosis Exam With CompleteSolutions Latest Update
Simple division- binary fussion - ANSWER - Happens in our mitochondria and chloroplast
- Found in bacteria
- Continous DNA synthesis, continous growth and double in size
- Each is new cell
DNA structure- ANSWER Nitrogenous bases: thymine, guanine, cytosine, adenine
(uracil)
- Sugar-phosphate
- Double helix: antiparallel
- Chargaffs law
Why divide - ANSWER Reproduction (protist or bacteria), Growth (development, zygote,
living organisms start as single cell), Repair (old and damaged, apoptosis - programmed
cell death)
Division rates in different cycles - ANSWER 3 broad categories - cell cycle
1. Cell do not cycle, permanent G0 (muscle cells and neurons)
2. Cells that normally do not divide but can be induced (liver cells with signals)
3. Cells that regularly divide (epithelial)
Chromosomes and chromatids - ANSWER Chromatin condense by histones into
chromosomes
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