13.2 DNA Structure
Watson and Crick elucidated structure of DNA, ushering in a new era of
Brought together info from several sources to work out DNA structure
Pre-Watson and Crick, other investigators established 4 different
1. In a given bacterial cell, resistance to a particular antibiotic arises because the antibiotic
A. blocks cellular metabolism.
B. causes mutations in the bacterial chromosome.
C. stimulates resistant cells to pass their resistance plasmids horizontally.
Biology 1001A Lecture Outcomes
On multiple choice exams, you should be able to identify.
1. Characteristics of viruses and why they are not generally considered to be alive.
2. Why viral infections are usually difficult to treat with drugs, and
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P34. gov Dre vs
Demonstrator Lab Section
,f (x-(ff , 2 i7 5.
(Total 23 marks) Due at the end of todays lab.
PART 1. THE MICROSCOPE
1. When is the working distance greater, under medium power (
Psychology Chapter 9: Language and Thinking
Language: consists of a system of symbols and rules for combining these symbols in ways that
can generate infinite number of possible messages and meanings.
Psycholinguistics: the study of the psycholo
LECTURE 1 & 2 HIV
Evolution in Action: Human Immunodeficiency Virus
1981 a new plague broke out
1983 HIV virus was first characterized and implicated as the positive agent of the disease we
now know as AIDs
A lot of research has been going on around HI
Lecture 10: Cellular Respiration 1:
Catabolic Pathways: breaks molecules down, and free energy is released
- G is negative
- Can have some endergonic steps, but it is overall exergonic (overall pathway must have G,
Lecture 12 Inheritance in Populations
Independent Study Outcomes
Strategy to distinguish between phenotypes that result from co-dominance relative to incomplete
You would not be able to distinguish between co-dominance and incomplete dominance
Biology 1002B March Term Test 2012
Sunday, March 18
4 6 pm
Bring your Student Card, HB pencils and white eraser.
Room Assignments are posted in the Test Resources Folder on WebCT.
Toms Office Hours : Drop in W 2 3 pm; F 2 5 pm (Rm 301G NCB)
Denis Office H
Victoria Turner: Ecology Tutorial
What do biologists believe are the genetic/evolutionary relationships between the Eastern
Wolf (Canis lycaon) of Algonquin Provincial Park, the Gray Wolf (Canis lupus), the Red
Wolf (Canis rufus) and Coyotes (Canis lat
Office hours, Mon & Thurs 12-1, BGS
Immediately after lecture, outside
front of lecture room
Content questions: post to threads on
If all else fails, email me for an
appointment (1001A in subject line)
Single bonded hydrocarbon chains
Saturated (only for single bonds)
Non- polar (all C-C or C-H bonds)
Weak LD forces
Low MP/ BP (increases as the
number of Cs increases)
Exists in a