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Bell ringers
3rd nine weeks
Bell ringer 1
Wednesday, 1/6/16 or Thursday
1/7/16
Segments of DNA that control the
production of proteins are called _______.
A.chromatids
B. chromosomes
C. genes
D. traits
Sexual Reproduction and Genetics
Bellringer 2
Friday, 1/8/16
Which term refers to the outward
expression of an allele pair?
A. gamete
B. hybrid
C. phenotype
D. genotype
Sexual Reproduction and Genetics
Bell ringer 3
Monday, 1/11/16
Name the person known as the father
of genetics.
A. Felix Mendelssohn
B. Gregor Mendel
C. Dr. Reginald Punnett
D. Albert Einstein
Sexual Reproduction and Genetics
Bellringer 4
Tuesday, 1/12/16
What is the name for different forms of a
single gene that are passed from
generation to generation?
A. alleles
B. genotypes
C. phenotypes
D. traits
Sexual Reproduction and Genetics
Bell ringer 5
Wednesday, 1/13/16 or Thursday, 1/14/16
In rabbits, gray fur (G) is dominant to black
fur (g). If a heterozygous male is crossed
with a heterozygous female, What is the
phenotypic ratio of the possible offspring?
A. 1:1
B. 1:2:1
C. 2:1
D. 3:1
Sexual Reproduction and Genetics
Bell ringer 6
Friday, 1/15/16
Which explains how the shuffling of
genes during meiosis results in billions
of possible combinations?
A. crossing over
B. gene linkage
C. genetic recombination
D. independent
segregation
Complex Inheritance and Human Heredity
Bell ringer 7
Tuesday 1/19/16
Under what circumstances will a recessive trait
be expressed?
A. A recessive allele is passed on by both
parents.
B. One parent passes on the recessive allele.
C. The individual is heterozygous for the trait.
D. There is a mutation in the dominant gene.
Complex Inheritance and Human Heredity
Bell ringer 8
Wednesday 1/20/16 or Thursday 1/21/16
Identify the disease characterized by the
absence of melanin.
A. albinism
B. cystic fibrosis
C. galactosemia
D. Tay-Sachs
Complex Inheritance and Human Heredity
Bell ringer 9
Friday 1/22/16
An individual with Tay-Sachs disease would
be identified by which symptom?
A. excessive mucus production
B. an enlarged liver
C. a cherry-red spot on the back of the
eye
D. vision problems
Complex Inheritance and Human Heredity
Bell ringer 10
Monday, 1/25/16
Albinism is a recessive condition. If an albino
squirrel is born to parents that both have
normal fur color, what can you conclude
about the genotype of the parents?
A. at least one parent is a carrier
B. both parents are carriers
C. both parents are homozygous recessive
D. at least one parent is homozygous dominant
Complex Inheritance and Human Heredity
Bell Ringer 11
Tuesday, 1/26/16
When a homozygous male animal with black
fur is crossed with a homozygous female with
white fur, they have offspring with gray fur.
What type of inheritance does this represent?
A. dosage compensation
B. incomplete dominance
C. multiple alleles
D. sex-linked
Complex Inheritance and Human Heredity
Bell ringer 12
Wednesday, 1/27/16 or Thursday 1/28/16
Of the 23 pairs of chromosomes in
human cells, one pair is the
_______.
A. autosomes
B. Barr bodies
C. monosomes
D. sex chromosomes
Complex Inheritance and Human Heredity
Bell ringer 13
Friday, 1/29/16
Which is an example of a polygenic
trait?
A. blood type
B. color blindness
C. hemophilia
D. skin color
Complex Inheritance and Human Heredity
Bell ringer 14
Monday, 2/1/16
What does a karyotype show?
A. The blood type of an individual.
B. The locations of genes on a chromosome.
C. The cell’s chromosomes arranged in
order.
D. The phenotype of individuals in a
pedigree.
Complex Inheritance and Human Heredity
Bell ringer 15
Tuesday, 2/2/16
What is occurring in this
diagram?
A. multiple alleles
B. nondisjunction
C. nonsynapsis
D. trisomy
Molecular Genetics
Bell ringer 16
Wednesday 2/3/16 or Thursday, 2/4/16
What are chromosomes composed of?
A.chromatin and histones
B. DNA and protein
C. DNA and lipids
D. protein and centromeres
Molecular Genetics
Bell ringer 17
Friday, 2/5/16
What is the base-pairing rule for
purines and pyrimidines in the DNA
molecule?
A. A—G and C—T
B. A—T and C—G
C. C—A and G—T
D. C—U and A—G
Molecular Genetics
Bell ringer 18
Monday, 2/8/16
During DNA replication, what nucleotide
base sequence is synthesized along
an original strand that has the
sequence TCAAGC?
A. AGTTCG
B. ATGGCG
C. CTGGAT
D. GACCTA
Molecular Genetics
Bell ringer 19
Tuesday, 2/9/16
In the RNA molecule, uracil
replaces _______.
A. adenine
B. cytosine
C. purine
D. thymine
Molecular Genetics
Bell ringer 20
Wednesday, 2/10/16 or Thursday, 2/11/16
Which shows the basic chain of events
in all organisms for reading and expressing
genes?
A. DNA
B. RNA
C. mRNA
RNA
DNA
protein
protein
rRNA
D. RNA processing
translation
tRNA
transcription
Molecular Genetics
Bell ringer 21
Friday, 2/12/16
Which diagram shows
messenger RNA (mRNA)?
A.
C.
B.
D.
Molecular Genetics
Bell ringer 22
Wednesday, 2/17/16 or Thursday, 2/18/16
What is this process called?
A. mRNA processing
B. protein synthesis
C. transcription
D. translation
Molecular Genetics
Bell ringer 23
Friday, 2/19/15
What type of mutation results in this
change in the DNA sequence?
TTCAGG
TTCTGG
A. deletion
B. frameshift
C. insertion
D. substitution
Molecular Genetics
Bell ringer 24
Monday, 2/22/16
What does this diagram show about the
replication of DNA in eukaryotic cells?
A. DNA is replicated only at
certain places along the
Chromosome
B. DNA replication is both
semicontinuous and conservative
C. Multiple areas of replication occur
along the chromosome at the same
time.
D. The leading DNA strand is
synthesized discontinuously.
Bell ringer 25 Tuesday, 2/23/16
Which is the most highly mutagenic?
A.chemicals in food
B. cigarette smoke
C. ultraviolet radiation
D. X rays
The History of Life
Bell ringer 26 Wednesday, 2/24/16 or
Thursday 2/25/16
In which type of rock do paleontologists
search for fossils?
A. igneous
B. metamorphic
C. sedimentary
D. volcanic
Bell ringer 27
Friday, 2/26/16
Which dating method determines the age of
rocks by comparing them to rocks in other
layers?
A.absolute dating
B. geological dating
C. relative dating
D. sedimentary dating
Evolution
Bell ringer 28
Monday 2/29/16
Which was Charles Darwin’s only
qualification for his position as
naturalist on the Beagle?
a degree in theology
B. an interest in science
C. a knowledge of biology
D. an understanding of geology
A.
Evolution
Bell ringer 29
Tuesday, 3/1/16
What was Darwin’s term for selective
breeding?
evolution
B. speciation
C. artificial selection
D. natural selection
A.
Evolution
Bell ringer 30
Wednesday, 3/2/16 or Thursday 3/3/16
What is the relationship between the terms
natural selection and evolution?
A. They mean the same thing.
B. Evolution works against natural selection.
C. Evolution explains how natural
selection works.
D. Natural selection explains how
evolution works.
Evolution
Bell Ringer 31
Friday 3/4/16
At the heart of the theory of evolution by
natural
selection lies the concept of __________.
A. adaptation
B. biogeography
C. gradualism
D. speciation
Evolution
Bell Ringer 32
Monday 3/7/16
Which is the best explanation for the similarities in
the construction of these forelimbs?
A. Each forelimb is a similar modification derived
from a different ancestor
B. Natural selection has produced similar
modifications in the forelimb.
C. They are functionally similar features that have
evolved independently.
D. They are modifications of the forelimbs of a
common ancestor.
Evolution
Bell Ringer 3
Tuesday, 3/8/16
The viceroy butterfly finds protection by closely
resembling the monarch butterfly. What is this
adaptation in the viceroy
called?
A. camouflage
B. fitness
C. mimicry
D. resemblance
Evolution
Bell ringer 1
Wednesday, 3/9/2016 or Thursday
3/10/2016
Identify the term that is used to describe
anatomically similar structures inherited from a
common ancestor.
A. ancestral traits
B. analogous structures
C. homologous structures
D. vestigial structures
Evolution
Bell ringer 2
Friday, 3/11/16
Which is not a vestigial structure?
snake pelvis
B. Kiwi wings
C. porpoise flipper
D. human appendix
A.
Chapter 15
Evolution
Bell ringer 3
Monday, 3/14/2016
These cichlid fish are believed to have diverged
from a single ancestor. What type of speciation
is represented by this divergence?
A.
B.
C.
D.
divergent evolution
allopatric speciation
convergent evolution
disruptive coevolution
Evolution
Bell ringer 32
Monday, 3/9/2015
The development of the evolutionary theory
has
led to the understanding that the raw material
for evolution is _________.
A. genes
B. traits
C. adaptation
D. competition