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- 1. Multiple ChoiceA dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?25%50%75%100%
- 2. Multiple ChoiceWhat does heterozygous mean?An organism that has the same genes for a trait (TT or tt)An organism that has different genes for a trait (Tt)When neither gene is fully dominant; offspring is a mixture of boththe different forms of a trait (hair color--> brown, blonde, red
- 3. Multiple Choice
A heterozygous yellow pea plant's genotype would be:YYyyYyYg - 4. Multiple ChoiceWhich of the following cell types is formed by meiosis?muscle cellsskin cellssperm cellsblood cells
- 5. Multiple ChoiceIncomplete dominance means that the traits areexpressed equallydominantrecessiveblended
- 6. Multiple ChoiceTerm for homozygous organisms that display two dominant phenotypes at the same timecodominanceincomplete dominancemultiple alleleslinked genes
- 7. Multiple ChoiceW=white hair
w= non-white hair
If you cross a horse with WW and a horse with ww what fraction of the offspring would be expected to have white hair?none3/41/2all - 8. Multiple ChoiceWhat is a phenotype?The expression of a trait; what you see.refers to the genetic makeup of an individualAn organism that has the same genes for a trait (ex. TT or tt)the passing of traits from parent to offspring
- 9. Multiple ChoiceWhat does heterozygous mean?An organism that has the same genes for a trait (TT or tt)An organism that has different genes for a trait (Tt)When neither gene is fully dominant; offspring is a mixture of boththe different forms of a trait (hair color--> brown, blonde, red
- 10. Multiple Choice
Genetic make-up or the inherited combination of alleles is known as the offspring's
heredity
phenotype
genotype
redigree
- 11. Multiple ChoiceAn organism's appearance is known as itsheredityphenotypegenotypepedigree
- 12. Multiple ChoiceSex cells are produced through the process ofmitosiscytokinesisbinary fissionmeiosis
- 13. Multiple ChoiceB=brown eyes
b= blue eyes
What is true about two brothers that have brown eyes?
One has genotype BB the other Bb.they have same phenotype and genotypethey have different genotypes and phenotypesthey have same phenotype but different genotypesthey have same genotype but different phenotypes - 14. Multiple Choice
The father of genetics that first worked with different characteristics of pea plants.
Gregor Mendel
Aristotle
Robert Hooke
Antonio Griezman
- 15. Multiple Choice
Structures in a cell that contain genetic information.threadlike structures made of DNA molecules that contain the genes
Chromosomes
Ribosomes
Pea plants
Snapdragon flower
- 16. Multiple Choice
Product of reproduction, a new organism produced by one or more parents
Offspring
Cell
Tissue
DNA
- 17. Multiple Choice
A characteristic passed from parents to their offspring
Heredity
Allele
Dominant trait
Recessive trait
- 18. Multiple Choice
Process of "making" changes in the DNA code of living organisms
Genetic engineering
Mechanical engineering
Mutation
Meiosis
- 19. Multiple Choice
Alleles are
the different forms that a gene may have
the study of how traits are inherited through
a tool used to help determine the probability of the outcome in a genetic cross
A group of people born around the same time
- 20. Multiple Choice
a tool that traces a trait through several generations
pedigree
punnet square
dichotomous key
cladogram
- 21. Multiple Choice
Describes a trait that covers over, or dominates, another form of that trait. . Symbolized with a capital letter.
Dominant
Recessive
Codominant
- 22. Multiple Choice
Describes a trait that is covered over, or dominated, by another form of that trait and seems to disappear. Symbolized with a lower-case letter.
Recessive
Dominant
Phenotype
Genotype
- 23. Multiple Choice
offspring of many generations that have same trait. Synonym is True breed or homozygous.
Purebred
Selective bred
Hybrid
- 24. Multiple Choice
Control center of the cell. Contains DNA.
Nucleus
Mitochondria
Lysosome
Chloroplast
- 25. Multiple Choice
a tool used to help determine the probability of the outcome in a genetic cross
punnet square
pedigree
cladogram
dichotomous key
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