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- 1. Multiple Choice------is the combination of two alleles that are different from one another.homozygousheterzygousphenotypetrait
- 2. Multiple ChoiceThe letters that make-up the genetic code for a traitgenotypeheterzygousphenotypetrait
- 3. Multiple Choice---- Is the combination of two alleles that are the samegenotypehomozygousphenotypetrait
- 4. Multiple ChoiceThe physical appearance of the allele combination the offspring receivesgenotypehomozygousphenotypedominant
- 5. Multiple ChoiceBlack fur (B) is dominant. Find the probability of a black offspring in a cross: bb x bb.0%25%50%100%
- 6. Multiple Choice
Look at the Punnett Square. What's the probability of having the recessive offspring?100%75%50%25% - 7. Multiple ChoiceWhat is the phenotype for the recessive trait?brown eyesgreen eyesblue eyes
- 8. Multiple ChoiceA type of gene that can be hidden is calledgenotyperecessivedominantallele
- 9. Multiple ChoiceA section of the DNA strand that determines a specific traitgenetraitchromosomeallele
- 10. Multiple ChoiceSickle cell disease (abnormally shaped red blood cells) is a recessive disease in humans. Which gene combination(s) would result in someone being affected by sickle cell disease?SSssSs
- 11. Multiple ChoiceTallness is dominant in pea plants and is represented by "T." What would the genotype be for a homozygous tall plant?TtttTTTall
- 12. Multiple ChoiceIf red flowers (R) are dominant over white, what is the probability that the offspring will be red?1 out of 42 out of 43 out of 44 out of 4
- 13. Multiple ChoiceWhat is NOT a possible offspring genotype?BBBbbb
- 14. Multiple Choice
What is the missing genotype?
BB
Bb
bb
- 15. Multiple Choice
What percentage of the offspring will have brown eyes?
25%
50%
75%
100%
- 16. Multiple Choice
In alleles, capital letters show:
Recessive traits.
Dominant traits.
- 17. Multiple Choice
Study the Punnett Square. What is the probability of a dominant trait showing up?
0%
25%
50%
100%
- 18. Multiple Choice
Study the Punnett Square. What is the probability of having a recessive trait?
100%
50%
25%
0%
- 19. Multiple Choice
What is the final result in meiosis?
Two new daughter cells with the exact same chromosomes.
Four new cells, each with half the chromosomes.
Four new cells, each with twice the chromosomes.
- 20. Multiple Choice
True or False: Meiosis is responsible for genetic diversity.
True
False
- 21. Multiple ChoiceWhat ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?0 in 41 in 42 in 44 in 4
- 22. Multiple ChoiceIn the second generation-how many people are carriers of the trait?2356
- 23. Multiple ChoiceWhich individual in the first generation is a carrier?The maleThe femaleindividual 1None of the above
- 24. Multiple ChoiceThis pedigree represents the inheritance of hemophilia in this family. How many of the females have the hemophilia trait?8523
- 25. Multiple ChoiceThe genotype of the affected son and daughter at the bottom of this pedigree...could be homozygous dominantcould be homozygous recessivecould be heterozygousCan't tell
- 26. Multiple ChoiceWhat do half colored symbols represent?The individual is a carrier (heterozygous).The individual expresses the trait.The individual has both recessive alleles.The individual has both dominant alleles.
- 27. Multiple ChoiceAny change in the sequence of DNA is...transgenic shiftSingle GenotypeMonohybrid TraitMutation
- 28. Multiple ChoiceWhat is a Gene?A segment of RNA that encodes for a proteinA chromosomeA segment of DNA that encodes for a proteinYour genome
- 29. 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
- 30. Multiple ChoiceWhich of the following is an example of a hurtful mutation?Developing cancerMakes the organism fasterMakes the organism a predatorDevelops sharp claws
- 31. Multiple ChoiceWhat do helpful mutations do?Increases chances of survivalDecreases changes of survivalIncreases chances of developing cancerDecreases skills
- 32. Multiple ChoiceWhat do hurtful mutations do?Decrease chances of survivalIncreases changes of survivalDecreases likelihood of developing cancerIncreases likelihood of developing cancer
- 33. Multiple Choice
Mutations can be...
Harmful
Beneficial
Neutral
All of the Above
- 34. Multiple Choice
Mutations can be a result of...
Environmental Exposure
Lack of sleep
Not enough exercise
- 35. Multiple Choice
What four things can cause mutations according to the Brainpop video?
lack of exercise, bad diet, too much sugar, during cell division
During cell division, chemical exposure, radiation exposure, and viruses.
chemical exposure, radiation exposure, lack of exercise, too much sleep
boring science teachers, lack of school work completed, Tik Tok exposure, too much sun
- Answer choicesTagsAnswer choicesTags