Compute the range limit
the range limit is a measure of the degree to which the scores
are spread out
(upper real limit of highest score) (lower real limit of lowest
in our example, 7.5 (.5) = 8
Choose the number of intervals you want
(in our ca
Components of MPF (M-phase promoting factor rthat is needed for the cell to
Number of chromosomes DOES NOT change, BUT appearance of chromosome changes
o Each normal human somatic cell has 46 chromosomes, 46 DNA
A cohesin wo
Chapter 7 How cells harvest energy
1. What is the difference between autotrophs and heterotrophs?
o autotroph makes own food (photosynthesis)
o heterotroph cant make own food; must eat or absorb it (cellular respiration)
2. What is dehydrogenatio
Chapter 6 Energy and metabolism
1. What are the first and second Laws of Thermodynamics?
1st Law of Thermodynamics (Law of Conservation of Energy)
The total energy of an isolated system is constant; energy can be transformed
from one form to anot
Does not tell you what will happen, what MIGHT happen
During interfase, chromosomes replicate
Why pee plants?
1.short generation time
2. Fertilization (fusion of egg/sperm) can be controlled
3. Several easily observed traits (flower color,
Chapter 8 - Photosynthesis
1. Know the anatomy of chloroplasts:
Disc-shaped structures that are the sites of light absorption at wh
Chapter 9 Cell Communication
* ligands = neurotransmitters = primary messengers *
1. What is the difference between (similarity = all bind to ligands) (all receptors are either
intracellular or extracellular)
o para (short) crine = short-lived; p
Biology 1500: Basic Life Diversity TR Version 1
Name (Print): _
Name (Signature): _
Write your name and 8 digit WSU Banner ID on your answer sheet
Fill in the circles for both. You do not have to enter any of th
Organizing the Practical:
There will be 63 questions total with each question being worth 1.5 points for a possible maximum of 94.5 points.
The exam will still be based on a 93 point standard so a student getting a perfect sc
Blending separated the pea cells.
But each cell is surrounded by a sack (the cell membrane). DNA
is found inside a second sack (the nucleus) within each cell.
To see the DNA, we have to break open these two membranes.
Why add detergent?
When soap comes cl
Part One: How to Use a Key
This format is one of the most widely used means for identification of unknown organisms. A dichotomous key is
based on a two (di-) characteristic pattern, or couplet. These characteristics are generally opposit
BIOLOGY 1500 LABORATORY REPORTS
The rationale for lab reports is two-fold. First, they will familiarize the students with the style and techniques of
scientific writing, both of which are quite different from general composition. Second, they will help th
Classical Methods (wet chemistry)
Isolation by precipitation, extraction, distillation, etc.
Identification by converting to products identified from
similarity of physical properties to a known standard
Quantification by gravimetric or volumetric method
The prokaryotes exist in nature under an enormous range of
physical conditions such as
Hydrogen ion concentration (pH),
Bacterial growth: basic concepts
Factors affecting microbial growth: Tem
Like water and eating utensils, improperly handled foods can be
sources of disease causing microorganism.
Also, the growth of microorganism in food can bring changes,
undesirable or beneficial.
Foodborne bacterial pathogens
Gametes = 2^n
Offspring = 2^n * 2^n
Compare meiosis to mitosis, distinguish between meiosis I, meiosis II, mitosis
-involves the exchange of the genetic material (DNA) between 2 organisms of the opposite