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Unformatted text preview: WEEK 11 PROJECTS WEEK 11 PROJECTS Chapter 17: Projects 1 – 4; Chapter 17: Projects 1 – 4; Chapter 17: Project 1 Read the second paragraph on page 389 1. Explain how many cells you were in the beginning and approximately how many you are now? I started as a single cell and by birth I was composed of over 10 trillion cells. I am now composed of over 25-30 trillion cells. How many cells are dividing every minute? 175 cells divide every minute. 2. What are the three parts of the cell’s life cycle? G1 phase S phase and G2 phase are the 3 stages of a cells life cycle. Break mitosis into two and explain what’s happening during each. The mitotic phase is broken into two in which the nucleus divides and then the cytoplasm divides. 3. In lab you created two identical strands of DNA. When did that happen specifically? When did what happen specifically? This question is not very clear....
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- Spring '11