WorksheetsBiology B Finals
Total questions: 40
Worksheet time: 20mins
It is a morphological adaptation that allows an organism to blend into its environment.
camouflage
mimicry
antibiotic resistance
biological fitness
A type of morphological adaptation where a species evolves to resemble another species
antibiotic resistance
biological fitness
camouflage
mimicry
Which sex chromosomes represent a male?
X
XX
XXY
XY
This refers to a change or the process of change by which an organism or species becomes better suited to its environment.
fitness
survival
adaptation
selection
A man has the genotype BbEE. He has brown hair and free earlobes. What are the different combinations of these alleles in his gametes? Use FOIL method.
BB, Be, Bb, Ee
BE, BE. bE, bE
BE, BE. bE, be
BB, Be, Bb, EE
If a homozygous black guinea pig (BB) is crossed with a homozygous white guinea pig (bb), what is the probability that an offspring will have black fur? Use a punnett square
25%
75%
50%
100%
Factors that control traits are called ___________.
genes.
purebreds.
recessives
parents
A type of selection in which one of two extreme phenotypes is selected for
normal distribution
stabilizing selection
directional selection
disruptive selection
What are chromosome pairs 1-22 called? _________
What is the sex of the individual whose karyotype is displayed in the image? __________
autosomes; female
karyotype; male
autosomes; male
sex chromosomes; female
The dog breeds we have today were developed through _____________.
artificial selection (selective breeding)
sexual selection
natural selection
gene recombination
Which of the following is mitosis not used for?
Repair (of a wound) in multicellular organisms
Asexual reproduction in unicellular organisms
Development (e.g., baby in mother's womb)
Production of gametes
Which of the following could NOT be the parents of a child with blood type O?
Type A mother and type O father
Type A mother and type B father
Type AB mother and type O father
Type O mother and type O father
Which type of asexual reproduction occurs in sea stars?
binary fission
budding
fragmentation
meiosis
ABO blood type is an example of which inheritance pattern?
complete dominance
incomplete dominance and codominance
polygenic trait
multiple alleles and codominance
A pair of chromosomes that are similar in size, shape, and genetic content is called ________.
chiasmata
chromatids
homologous chromosomes
sister chromatids
What type of cells does meiosis form?
diploid
haploid
body cells
genetically identical
These are smaller cells that result from meiosis, which just break down due to the uneven distribution of cytoplasm during oogenesis.
egg cell
polar molecule
meiotic cell
polar bodies
A ___________________ is used to predict the possible genotype from certain parents.
Mendel Grid
Genetic Tic Tac Toe
Punnett square
Pedigree Plot
The pedigree below tracks for an autosomal dominant trait for widow's peak hairline (H), thus the shaded shapes. Identify the possible genotype(s) of the three children in generation III. Use the Punnett square to determine the genotypes.
hh
HH
Hh
HH and Hh
It is said to be the strongest evidence for change over a long period of time.
homologous structures
embryology
fossil record
biochemistry
Mendel's pea pods are either round (R) or wrinkled (r). What will be the percentage of having a round pea pod if a cross is made between the alleles (Rr x rr)? NOTE: Use a Punnett square
75%
50%
25%
100%
In humans, polydactyly is a condition where a person has extra fingers or toes. The allele that causes this trait is dominant. A person with Dd or DD will have extra digits. What is the possible genotype of child 1 in generation 3?
DD
Dd
dd
DD or Dd
What is this picture of NUMBERED pairs of chromosomes called?
sex chromosomes
karyotype
X-chromosomes
autosomes
This refers to an evolutionary evidence, which shows similar anatomy in different types of animals because of common ancestor.
vestigial organs
homologous chromosomes
homologous structures
DNA sequence
The graph below represents what selection?
normal
directional
stabilizing
disruptive
This is an evidence of evolution, which is described as “leftover” traces of evolution that serve no purpose.
embryology
vestigial structure
homologous structure
biochemical evidence
If a homozygous black guinea pig (BB) is crossed with a homozygous white guinea pig (bb), what is the probability that an offspring will have black fur? Use a Punnett square
50%
25%
20%
100%
It is the process of change over time.
naturalization
fitness
selection
evolution
Larmarck is to "Inheritance of Acquired Characteristics" as Darwin is to _____
speciation by common descent
divergence of related species
homologous structures
evolution by natural selection
The occurrence of large or small beak sizes among seed crackers in the absence of medium sized beaks is an example of _____________.
disruptive
directional stabilizing
normal
stabilizing
____________ developed the theory of evolution by natural selection.
Gregor Mendel
Jean Baptiste Lamarck
Charles Darwin
Alfred Wallace
In a cross between a homozygous dominant parent and a heterozygous parent, what is the chance of the offspring having the dominant phenotype?
75%
25%
100%
50%
Which type of cell division results in four haploid cells?
cytokinesis
mitosis
meiosis
cell division
What is the best definition of “fitness” in terms of evolution?
The amount of lean muscle mass in an organism
The ability of an organism to exercise for a long period of time
An organism’s ability to survive to an old age
An organism’s ability to survive and reproduce
This refers to the passing of traits from parent to offspring.
trait
genetics
heredity
phenotype
The strongest evidence for change over a long period of time comes from _______
DNA
Fossil record
comparative embryology
adaptation
A(n) ____________ is an alternative form of a gene.
homologous chromosome
chromatid
chromosome
allele
Which of the following is NOT a component of the Theory of Evolution by Natural Selection?
competition for food and space
variation among species
survival and reproduction
inheritance of acquired characteristics
Male chromosomes are represented by _____.
XX
XXY
XY
XYY
What is the inheritance pattern associated with the ABO blood type in humans?
incomplete dominance
polygenic traits
multiple alleles and codominance
codominance and incomplete dominance
