National Cancer Week

Today in class we:
Discussed cancer readings in a jigsaw fashion
Discussed skin cancer (power point)
Skin Cancer post test

For more information on cancer and cancer issues visit the following sites:
American Cancer Society
National Cancer Institute

Cell Cycle Quiz

Today in class we:
- Quizzed on Chapter 10.1 and 10.2- the cell cycle
- Began readings on cancer: "Are Teens Dying for a Tan?" and "Cancer Rates in America"

Homework due Tuesday:
Have your assigned reading finished along with the review questions

Do Now:

1. The process of cell division results in 2________

2. Identical chromosomes called ________ are held together in the center by the___._________

3. __________ migrate to the poles and release spindle fibers

4. During S phase, DNA is in its loose form called ___________ in order to be replicated.

5. If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis?

Today in class we:
- Finished our discussion of mitosis with anaphase, and telophase
- Discussed the process of cytokinesis and the differences between cytokinesis in plants and animals
- Worked in partners on mitosis activity

Homework due Monday:
STUDY FOR QUIZ - See sidebar for helpful links
Review sections 10.1 and 10.2 in text and answer the following questions on pgs 257-258: #11 -20, 27, 31

The Cell Cycle

Do Now:
1. Describe two reasons why cells must divide
2. Name the process of cell division

Today in class we:
- Discussed reasons for cell division
- Discussed the role and forms of genetic material in cell division
- Discussed interphase, and mitosis: prophase and metaphase

Cell Size and Shape Lab II

Today in class we:

Listened to and reflected on science in the news story: In Battle of Elephants and Ants, Trees Win Big
Continued work on cell size and shape analysis lab - class data sharing

Homework due Thursday:
Read Section 10.2 Cell Division: Answer questions 1-6 of 10.2 section assessment

Cell Size and Shape Lab

Do Now:
There are 2 cube shaped cells. Cell A has a side with the length of 1cm and cell B has a side with length of 3cm.
1. Calculate the surface area and volume for cell A and cell B
2. Calculate and compare the surface area to volume ratio of cell A and B
3. Which cell might be more effective in absorbing and utilizing resources? Why?

Today in class we:
Worked on cell size and shape lab

Homework: Due Tuesday 1/15
Rd 10.1- pg 141 -143 and answer section assessment questions on pg 143 1-5

Welcome Back!

Welcome back to 3rd quarter - 2008!

Today in class we:
1. Played a back to school game (ping pang pong)
2. Do Now:
What is your grade goal for quarter 3?
What are 3 ways in which you can work to achieve your goal?
What are 3 ways Ms. Virkus can help you to achieve your goal?
3. Took introductory notes on Chpt 10: Cell Growth and Division
4. Began pre-lab work for Friday

Homework due Friday: Complete construction of your paper cubes and bring them to class for lab on Friday