What was Mendel most notably known for?
a. Father of Geneticsb. Father of Evolutionc. Father of the Jewsd. Father of Molecular Biology
Why did he study pea plants?
a. Easy to growb. Self-fertilizingc. Could study many generationsd. All of the above
Today, biologists refer to Mendel's factors as ____________.
a. Gametesb. Genesc. RNAd. Cytoplasm
Organisms that have two of the same alleles for a particular gene are called
________.
a. Heterozygousb. Gametesc. Dihybridsd. Homozygous
Organisms that have two different alleles for a particular gene are called
________.
a. Heterozygousb. Gametesc. Dihybridsd. Homozygous
When we have 46 chromosomes lined up by size and shape, it is
called _____________.a. Sequencingb. Karyotypec. Orderingd. Factoring
Green is dominant to yellow. Determine the genotype and phenotype ratios for a
heterozygous female and a homozygous dominant male
a. Geno: 25%(GG), 50% (Gg), 25% (gg)– Pheno: 50% green, 50% yellow
b. Geno: 25%(GG), 50% (Gg), 25% (gg)– Pheno: 75% green, 25% yellow
c. Geno: 50%(GG), 50% (Gg), 0% (gg)– Pheno: 100% green, 0% yellow
d. Geno: 0%(GG), 50% (Gg), 75% (gg)– Pheno: 0% green, 100% yellow
Organisms are products of their __________ and of their environment.
a. Heredityb. Colorc. Mitochondriad. Dermis
Cloning produces organisms that have _____________.
a. Identical genesb. All dominant genesc. All recessive genesd. 2 complete sets of chromosomes
Polymerase Chain Reaction (PCR) is a method of producing many
copies of a tiny sample of ______.a. DNAb. Chloroplastsc. Heart cellsd. Blood
Humans have a total of ____ pairs of chromosomes.
a. 17b. 23c. 100d. 46
Normal Human Female organisms have ______.
a. One X and one Y chromosomesb. No X chromosomesc. Two Y chromosomesd. Two X chromosomes
The blood type of a person with one B gene and one A gene is ___.
a. Ab. ABc. Od. B
What is a pedigree?a. Dog foodb. Chart used to look at a family’s genetic traitsc. Graph used to look at DNAd. Sequencing of gene.
This is an example of ________.a. Hemophiliab.Down syndrome (nondisjunction)c. Sickle cell anemiad.Color blindness
When an organism that is homozygous dominant is crossed with an organism that is
homozygous recessive,
a. All the offspring will have the phenotype of the dominant parent
b. Some will have the phenotype of the dominant parent and some for the recessive parent
c. You can’t tell from this informationd. The offspring will have varying genotypes.
The field of biology that studies inheritance of traits is _____.
a. Ecologyb. Embryologyc. Heredityd. Genetics
Because only tall plants were produced when purebred short and tall plants
were crossed, Mendel concluded that the tall trait is ______.
a. Dominantb. Purec. Recessived. Hidden
Pieces of DNA from one kind of organism that contains DNA from another kind of
organism is called ______.a. RNAb. Hybridsc. Plasmidsd. Recombinant DNA
The science of classifying things is called _____.
a. Taxonomyb. Evolutionc. Embryologyd. Phylogeny
The system of binomial nomenclature was developed
by____.a. Darwinb. Linnaeusc. Rayd. Aristotle
Which of the following is not a reason to classify organisms?
a. To make it easier to identify unknown organisms
b. To show relationships among organismsc. To organize information about different
types of organismsd. To provide organisms with Latin names
What does a Scientific name consist of?
A. Kingdom orderB. Class speciesC. Phylum GenusD. Genus species
What is the correct way of writing the scientific name for a Lion?
A. panthera leo
B. Panthera leo
C. Panthera leo
D. panthera Leo
Which of the following is not used to classify organisms?
a. Common namesb. Physical appearancec. Embryologyd. Chromosome structure
The most closely related organisms belong to the same
a. Kingdomb. Speciesc. Genusd. Order
The meadow rose (Rosa blanda), cherry tree (Prunus avium), apple tree (Malus pumila), and
moss rose (Rosa centifolia) all belong to the Rosaceae Family. The 2 plants that belong to the
same genus are the ___.
a. Apple tree and cherry treeb. Moss rose and meadow rosec. Moss rose and apple treed. Meadow rose and cherry tree
The Classification group with the most different kinds of organisms is _____.
a. Genusb. Familyc. Kingdomd. Phylum
All of the following are part of Darwin’s theory of evolution except ____.
a. Competitionb. Variationsc. Acquired characteristicsd. Survival of the fittest
The process of evolution through slow change is called _____.
a. Gradualismb. Punctuated equilibriumc. Speciationd. Variations
The Kaibab squirrel and Abert squirrel live on opposite sides of the Grand Canyon. The
development of these 2 species of squirrels from a common ancestor was most likely a
result from ___. a. Mutation then migrationb. Gradualismc. Geographic isolationd. Mutation
All of the following can cause changes in the gene pool of a
population except ____.
a. Migrationb. Natural selectionc. Overproductiond. Mutations
All the blackbirds that live in a certain forest make up a _____.
a. Migrationb. Kingdomc. Phylumd. Population
According to the theory of natural selection, organisms that are well adapted to their environment ___.
a. Usually migrate elsewhereb. Survive to pass on their traits to their
offspringc. Add new genes to the gene poold. Form a population
The major cause for changes in the gene pool of a population is _____.a. Natural selectionb. Mutationc. Migrationd. Reproductive isolation
Geographic isolation occurs when _____.
a. Organisms in a population can no longer produce offspring
b. The structure of a gene changesc. A physical barrier separates 2 populationsd. Members of species move into a population
Purple flowers is dominant to white flowers. Determine the genotype and phenotype ratios for a heterozygous female and a
heterozygous malea. Geno: 25%(PP), 50% (Pp), 25% (pp)– Pheno: 50% purple, 50% white
b. Geno: 25%(PP), 50% (Pp), 25% (pp)– Pheno: 75% purple, 25% white
c. Geno: 50%(PP), 50% (Pp), 0% (pp)– Pheno: 100% purple, 0% white
d. Geno: 0%(PP), 50% (Pp), 75% (pp)– Pheno: 0% purple, 100% white
Brown hair is dominant to gray hair. Determine the genotype and phenotype
ratios for a homozygous dominant female and a homozygous dominant male
a. Geno: 25%(BB), 50% (Bb), 25% (bb)– Pheno: 50% brown, 50% grey
b. Geno: 25%(BB), 50% (Bb), 25% (bb)– Pheno: 75% brown, 25% grey
c. Geno: 50%(BB), 50% (Bb), 0% (bb)– Pheno: 100% brown, 0% grey
d. Geno: 100%(BB), 0% (Bb), 0% (bb)– Pheno: 100% brown, 0% grey
Tall plants is dominant to short plants. Determine the genotype and phenotype
ratios for a homozygous recessive female and a homozygous recessivemale
a. Geno: 25%(TT), 50% (Tt), 25% (tt)– Pheno: 50% tall, 50% short
b. Geno: 25%(TT), 50% (Tt), 25% (tt)– Pheno: 75% tall, 25% short
c. Geno: 0%(TT), 0% (Tt), 100% (tt)– Pheno: 0% tall, 100% short
d. Geno: 0%(TT), 50% (Tt), 75% (tt)– Pheno: 0% tall, 100% short
Dimples is dominant to no dimples. Determine the genotype and phenotype ratios for a
heterozygous female and a heterozygous malea. Geno: 25%(DD), 50% (Dd), 25% (dd)– Pheno: 50% dimples, 50% no dimples
b. Geno: 50%(DD), 50% (Dd), 0% (dd)– Pheno: 100% dimples, 0% no dimples
c. Geno: 0%(DD), 50% (Dd), 75% (dd)– Pheno: 0% dimples, 100% no dimples
d. Geno: 25%(DD), 50% (Dd), 25% (dd)– Pheno: 75% dimples, 25% no dimples