Title: Biology 1/8/07 Objectives: Class Topics 1/18/2019 Title: Biology 1/8/07 Objectives: To continue learning about Chapter 6 Class Topics Hand in the Mitosis lab and “The Role of Chromosomes” before the bell rings Review for Chapter 6 Quiz 2 Lab – How long is each phase of mitosis? Begin Chapter 7 It is not enough to have a good mind; the main thing is to use it well. Rene Descartes Friday, January 18, 2019 1:23 AM
Class Assignments W.S. “The Role of Chromosomes” 1/8/07 1/18/2019 Class Assignments What By When W.S. “The Role of Chromosomes” 1/8/07 Mitosis Lab 1/8/07 Lab – How long is each phase of mitosis? 1/10/07 Chapter 6 Quiz 2 1/10/07 Due this class period Due next class period Due in the future
Emergency Procedures Fire Tornado “Secure the Building” Evacuation 1/18/2019 Emergency Procedures Fire Out door to right, down stairs, outside in parking lot - Stay as a group Tornado Out door to right, down stairs and to the right, kneel facing the lockers in the brown hallway - Stay as a group “Secure the Building” Stay in your seat and be quiet - some students may have to move to a lab table Evacuation Travel as a class to south doors and move down sidewalk to load busses
1/18/2019
1/18/2019 Grade Sheet
Chapter 6 Mitosis Quiz Review 1/18/2019 Chapter 6 Mitosis Quiz Review Chromosomes Chromatids Diploid cell Cell Cycle and Cancer Interphase G1 S Sequence Checkpoints/cyclins Cancer
Chapter 6 Mitosis Quiz Review 1/18/2019 Chapter 6 Mitosis Quiz Review Mitosis (general) Definition When completed Mitosis (specific) Order Prophase Spindle fiber Metaphase Anaphase Cytokinesis When? Plant cell Animal cell Label – pictures of mitosis
How long is each phase of mitosis? 1/18/2019 How long is each phase of mitosis? View a section of onion root tip Count the following Cells in interphase, prophase, metaphase, anaphase, telophase Choose a good section Repeat twice more
Meiosis Process of cell division - chromosome number is halved 1/18/2019 Meiosis Process of cell division - chromosome number is halved From 2n to n Formation of gametes Starts after G1, S, G2 Chromosomes have been replicated Sister chromatids (4 arms) Two divisions Meiosis I, Meiosis II