BIOLOGY 355: Sample Quiz and Exam File From Winter 2001
BIOLOGY 355: Winter 2001 Lecture Quiz #1: 30 Points
Name _ Matthews
For each of the following statements, if the statement is TRUE as written, write "True" in the blank before the statement.
Chemical group produce at a steady rate by a cell, must reach specific concentration to induce
Maturation promoting factors that activate at specific cyclin concentrations. This starts mitosis.
Help dissolve nuc
transfer of a chromosome part to another non homologous chromosome
deletion of chromosome regions.
deletion of entire autosomes are.
cri du chat syndrome
deletion in the short arm of chromosom
One of two strands of a replicated chromosome that are held together by cohesion
Nucleotide triplet in mRNA that is used for translation
A bead-like structure consisting of 8 histones wrapped by a series of nucleotides
the hemoglobin's alpha or beta chain length is erred or too few beta chains are
produced; coexists with malaria.
Hex-A error causes lysosomes to no break down lipids and lipids just accumulate in the
lysosomes; leads to brain cell d
Question: If an individual believes in hereditism, he/she believes that the environment does not
have any impact upon how a person develops
Question: Sterilization of people considered to be genetically inferior became law in many
cannot metabolize heme; sun exposure can cause the skin to blister; "vampires"
has a defect in fibrillin (glycoprotein of connective tissue); affects eye lens, long bones,
bands, and aorta.
translocation where no genetic info is gained or lost from the cell but genes are moved
to new locations
can produce genetically unbalanced gametes with duplicated or deleted chromosomal
5% of a
phenotype of heterozygous is midway between homozygous; ex. red flowers + white
flowers = pink flowers
missing or has defective receptors causing accumulation of LDL, leading to arterial
Question: The most complete list of components needed for initiation and elongation of
Answer: large and small ribosomal subunits, tRNA with attached amino acid, and mRNA
Question: A zygote is another name for.
Answer: a fertiliz
the histones are not put together properly and when DNA tries to unwind from histones,
there is an error
individual reactions to medications
has 3 alleles; causes brain damage, cataracts, jaundice, enlarg
What are multiple alleles?
3 or more forms of a gene that code for a single trait
What is a clone?
An organism that is genetically identical to the organism from which it was produced.
What is a carrier?
A person who has one r
The Father of Genetics
Principles of inheritance in peas
Created Laws for Mendelian Inheritance
Mendelian Inheritance Laws 1. Law of Uniformity
2. Law of Segregation
3. Law of Independent Assortment
Law of Uni
a chart that shows all the possible combinations of alleles that can result
from a genetic cross
Autosomal Dominant Disorders
BIOLOGY 355: Transmission Problems 10 Points: Matthews
Name(s) _ _
For each of the following questions, determine the answer and write the corresponding answer on the line accompanying the question. You may consult any resource you so choose to assist wit
Name:_ Class time: _ Name:_ Class time: _
BIO 120 Genetics problem set (15 points)
1. (4 points) A male black gerbil was crossed with a tan female. The litter consisted of four black and five tan pups. One of the black females was back-crossed to her fath
BIOLOGY 355: Fall 2010 Take Home Quiz #5: 20 Points Matthews
Name(s) _ _
Answer each of the following questions. Where possible, place the correct answer on the line before the question. You may use any resource to complete the assignment, except your ins
Single Chromosome Painting Probe is a mixture of multiple DNA fragments from different
locations in a single chromosome
Entire chromosome fluoresces
Genome-wide Chromosome Painting 24 different chromosome paints (fluorophores) used to
Eukaryotic Cell Cycle G1 S G2 M-phase (G0)
G0: may or may not enter into this phase; and may or may not go back to the cell cycle.
Ploidy Number of copies of chromosomes "N"
* ova, sperm=23; somatic cells=46
DNA Content "C"
Sex Chromosome Trisomies 1. Klinefelter Syndrome; 47,XXY
2. YY Syndrome; 47, XYY
3. Trisomy X; 47,XXX
Possible to have 4, 5, or more X chromosomes in female
* increases mental retardation and other abnormalities
Klinefelter Syndrome 47,XXY
number (N) of different chromosomes in a cell; N=23 for humans
Ploidy The number of copies of the chromosome set
having complete sets of chromosomes (N, 2N, 3N, etc)
2N (somatic cells)
Issues That Will Confuse Interpretation of an Autosomal Dominant Pedigree
Reduces Penetrance, Age- Dependent Penetrance, Variable Expresivity, New Mutaions,
When a single abnormal gene or gene pair produces
Phenotypic Heterogeneity Disease RET gene encodes a receptor tyrosine kinase
loss of function muttons cause Hirchsprung disease (no RTK activity) deletions, nonsense,
Gain of function mutation leads to dominantly inhe
How many human chromosomes are there? 24
When do homologous chromosomes pair? During prophase of meiosis I
How many genetically distinct gametes can be made for each male and female? 2^23
Blastocyst? When the ball of 16 or more cells hollows out and is fi
alternative forms of a gene
has the ability to make an amino acid chain or protein; sometimes not the most often
cannot make an amino acid chain or protein
two allelic forms of a specific gene