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- 1. Multiple Choice
The physical expression of a genetic trait is called a
mutation
genotype
crossing over
phenotype
- 2. Multiple Choice
The following items are examples of __________.
Items: eye color, hair color, height
homozygous alleles
genotype
heterozygous alleles
phenotype
- 3. Multiple Choicehaving two of the same genes for the trait (sometimes called purebred).homozygoushetrozygousproteinchromosome
- 4. Multiple Choicehaving two different genes for a trait (sometimes called hybrid).proteinhomozygousheterozygousgenotype
- 5. Multiple ChoiceAn allele whose trait only shows up when no dominant allele is present.hidden alleledominant allelerecessive allelepresent allele
- 6. Multiple ChoiceWhich of the following genotypes would be considered heterozygous?BBggFfTT
- 7. Multiple ChoiceWhich of the following alleles is homozygous recessive?TtttTTT
- 8. Multiple ChoiceAn allele whose trait always shows up in the organism when the allele is present.recessive alleledominant allelehidden allelepresent allele
- 9. Multiple Choice
Who is the father of genetics?Charles DarwinGregor MendelDimitri MendeleevHans Krebs - 10. Multiple ChoiceT - tall and t = short
In the punnett square below, what belongs in the missing squarettTtBbTT - 11. Multiple Choice
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed? (B=brown eyes and b=blue eyes)
0 %
25%
50%
75%
- 12. Multiple Choice
Which of the following is a heterozygous genotype? (Select ALL that apply)
AA
Aa
aa
- 13. Multiple Choice
In monsters, blue hair is dominant to green hair. Which genotype(s) will produce blue hair? (Select ALL that apply)
BB
Bb
bb
- 14. Multiple Choice
In monsters, blue hair is dominant to green hair. Which genotype(s) will produce green hair? (Select ALL that apply)
AA
Aa
aa
- 15. Multiple Choice
R- round
r-wrinkled
What is the genotype for wrinkled?
RR
rr
Rr
- 16. Multiple Choice
Heterozygous is when...
the alleles are the same
the alleles are different
the alleles are absent
the alleles are present
- 17. Multiple Choice
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
0% (0/4)
25% (1/4)
50% (2/4)
- 18. Multiple Choice
The passing of genetic traits from parent to offspring is known as
heredity
trait
gene
allele
- 19. Multiple Choice
An organism's genetic makeup
phenotype
genotype
heterzygous
allele
- 20. Multiple Choice
An organism's appearance or other detectable characteristic
genotype
phenotype
genetics
heterozygous
- 21. Multiple ChoiceA characteristic that an organism can pass on to its offspring through its genesproteintraitDNAgene
- 22. Multiple Choice
A couple has three brown-eyed children. The parents are brown-eyed (Bb). The allele for brown eyes is dominant over the allele for blue eyes. They believe the fourth child they have will be blue-eyed. Which statement below explains what actually will happen?
The couple will have a blue-eyed fourth child.
The couple will have a brown-eyed fourth child.
They have a 75% chance of having a blue-eyed child.
They have a 25% chance of having a blue-eyed child.
- 23. Multiple Choice
What are the phenotype percentages of the offspring?
(A-Brown fur color; a-white fur color)
50 % Brown fur and 50% White fur
25 % Brown fur and 75% White fur
75 % Brown fur and 25% White fur
0% Brown fur and 100% White fur
- 24. Multiple ChoiceWhat allele combination should go in the missing box?AAAaaanone of these
- 25. Multiple ChoiceGreen is dominant to yellow. Two heterozygous green plants are crossed. What are the genotypes of the offspring?100% Gg50% GG, 50% Gg25% GG, 50% Gg, 25% gg75% Gg, 25% gg
- 26. Multiple ChoiceTall is dominant to short. A homozygous tall plant is crossed with a short plant. What will be the phenotypes of the offspring?100% tall50% tall, 50% short75% tall, 25% short25% tall, 75% short
- 27. Multiple ChoiceGenetic crosses involving a particular type of flower exhibit complete dominance with respect to petal color. Red (R) is dominant to white (r). Using the Punnett square, what is the expected percentage of offspring that will have white flowers from a cross of parent flowers with a genotype of Rr.0%25%50%100%
- 28. Multiple Choice
In guinea pigs, the allele for short hair is dominant. If all the guinea pigs are born short haired what are the possible genotypes of the parents? (There are two possible combinations.)
Ss + Ss
SS + SS
SS + Ss
ss + ss
- 29. Multiple ChoiceLong tongues (T) are dominant to short tongues in green tree frogs. What is the probability that two frogs that are heterozygous for long tongues could produce offspring with short tongues?100%75%50%25%
- 30. Multiple ChoiceWhy are your chromosomes arranged in pairs?Scientists have no ideaBecause you get one from your mom and one from your dadBecause pairs can divide easierBecause DNA is awesome
- 31. Multiple Choice
A segment of DNA that has the ability to code for a specific trait.
gene
allele
chromosome
chromatid
- 32. Multiple ChoiceChromosomes are made ofDNARNTWWEDMA
- 33. Multiple Choice
True or False: DNA is the carrier for genetic information.
True
False
- 34. Multiple ChoiceWhy is DNA important?it is very small and very complicatedit's in everythingit serves as the blueprint for traits of all living thingsbecause we eat it every day for energy
- 35. Multiple Choice
The name given to new plants or babies that are produced by parents?
Teenager
Germination
Offspring
Family
- 36. Multiple Choice
The passing on of traits and behaviors from parents to their offspring is
offspring
heredity
DNA
genes
- 37. Multiple Choice
Differences between members of the same species are called _____________ .
predatorstraitsselectionsvariations - 38. Multiple Choice
The scientific study of heredity is called __________ .
BiologyGene TherapyGenetic CounselingGenetics - 39. Multiple Choice
Gregor Mendel is known as _________
Modern Medicine
Father of the Green Revolution
Father of Genetics
The Pea Plant Man
- 40. Multiple ChoiceWhat is a gene?An entire chromosome that codes for a traita piece of clothinga piece of a DNA on chromosome that codes for a traitChemical messengers in your brain that code for a trait
- Answer choicesTagsAnswer choicesTags