Wednesday , February 3rd 2010 - In Class and Homework

We took the chapter 17 and 18 test in class today. The homework is to read 19.1 (pages 359-361)

Tuesday,February 2nd - In class and Homework

Today was a study day for tomorrow's ch 17 and 18 test. Resources included the answers to yesterday's practice questions (on the overhead), computers available to access the Campbell site including practice quizzes, and the instructor available to answer questions. The homework is to prepare for tomorrow's test.

Answers to the Chapters 17 and 18 practice test questions

Chapter 17: 1-d, 2-a, 3-b, 4-e, (5-c), (6-b), 7-c, (8-c), 9-b, (10-e), (11-d), 12-d, (13-d), 14-c, (15-b), 16-e, (17-e), (18-b), (19-b), (20-a), 21-a, (22-d), 23-e, 24-b
Chapter 18; 1-b, (2-d), 3-c, 4-e, 5-a, 6-d, (7-b), 8-b, 9-c, 10-d, (11-a), (12-b), 13-a, 14-e, 15-c, 16-d, 17-c, 18-e, 19-b, 20-a or d, (21-d), 22-e, 23-b, 24-c, 25-a, (26-a), Matching: 1-C, 2-D, 3-G, 4-E, 5-F, 6-B, 7-A, 8-H

Monday 2/01/10 - In Class and Homework

The 1st part of class was spent using two animations to help explain the concept of an operon (specifically an inducible operon (lac) and a repressible operon (trp). The 2nd 1/2 of the period was spent taking the practice test at the end of ech chapter study guide (17 and 18). The answers to each are posted above.

Friday, January 29th 2010 - In class and Homework

We spent the 1st half of the period continuing to work on chapter 18 objective notes and study guide interactive questions. The last 1/2 was spent discussing 18.3 using some powerpoint slides - particularly with respect to methods of genetic variability in prokaryotes. It was decided the Test covering the material in chapters 17 and 18 would be put off until Wednesday. The homework is to finish up Chapter 18 work.

Thursday, January 28th -In Class and Homework

We went over the virus concept map and discussed the lytic and lysogenic cycles. We then used the computers to view the Campbell activity 18.4 (lac operon) while answering the questions handed out yesterday. The homework is as follows: Read 18.3, complete the notes for objectives 13-18 and complete interactive questions 18.4 and 18.5. There will be a 40 point assessment covering the material from Chapters 17 and 18 next Tuesday.

Wednesday January 27th, 2010 - In Class and Homework

We used the computers today to view and write about 2 simulations - about a retrovirus and a prokaryotic gene control process called an operon. The web site for the former is to the right and for the latter is on the Campbell site (18.4 activity). The homework is to continue the note pages (from yesterday) for objectives 8 through 12 as you are reading pages 342 - 346.