1. Who Wants to Be a Millionaire
Chapter 6

2. 100 a) Allele b) Loci c) Centromere d) Mutation
What is the specific position of a gene on a chromosome?
a) Allele
b) Loci
c) Centromere
d) Mutation

3. Answer
b) Loci

4. 200 What are variations or versions of a gene? Mutation Chromosome
Allele
Loci

5. Answer
c) Allele

6. 400 What is random, rare change in genetic material? Evolution
Gene pool
Recessive allele
Mutation

7. Answer
d) Mutation

8. 1000
What is the advatage of having one allele for sickle cell anemia in areas that have malaria?
Don’t get sickle cell and no protection from malaria
Don’t get sickle cell and get protection from malaria
Get sickle cell and get protection from malaria
Get sickle cell and no protection from malaria

9. b) Don’t get sickle cell and get protection from malaria
Answer
b) Don’t get sickle cell and get protection from malaria

10. 2000
H is dominant for straight hair and h is recessive for curly hair. The dad is heterozygous and the mom has curly.
Use a Punnett square to determine the percentage of offspring that will be heterozygous. 0%
25%
50%
100%

11. Answer
c) 50%

12. 4000 What is the complete set of an organism’s base sequences called?
Gene
Genotype
Genus
Genome

13. Answer
d) Genome

14. 10,000
What is the name of the lab technique that makes many copies of a small sample of DNA using a thermocycler?
Polymerase chain reaction
Gel electrophoresis
DNA profiling
Genome mapping

15. a) Polymerase chain reaction
Answer
a) Polymerase chain reaction

16. 25,000
What is it called when one allele for a gene is not completely dominant over another gene and a blending occurs?
Heterozygous
Incomplete dominance
Codominance
Homozygous

17. b) Incomplete dominance
Answer
b) Incomplete dominance

18. 50,000 A homologous chromosome Have identical genes and alleles
Always produce identical phenotypes
Two identical copies of a parent chromosome attached at the centromere
Has a gene at the same locus on both chromosomes

19. d) Has a gene at the same locus on both chromosomes
Answer
d) Has a gene at the same locus on both chromosomes

20. 100,000
What are any two genes that are found on the same chromosomes, are linked to each other, and are usually passed on to the next generation together called?
Polygenetic
Homologous chromosomes
Linked genes
Sex-linked genes

21. Answer
c) Linked genes

22. 125,000
What is it called when one populations’ lifestyle and habits are not compatible with those of another population?
Behavioral isolation
Geographical isolation
Temporal isolation
Directional selection

23. a) Behavioral isolation
Answer
a) Behavioral isolation

24. 250,000
What is the type of selection in which two extreme phenotypes are favored rather than one intermediate phenotype? a) Directional selection b) Disruptive selection c) Stabilizing selection d) Artificial selection

25. b) Disruptive selection
Answer
b) Disruptive selection

26. 500,000 What type of inheritance is shown by this pedigree? X linked
Dominant
Recessive
Y linked

27. Answer
b) Dominant

28. 1,000,000
A woman who is a carrier for hemophilia and a man who does not have hemophilia have a child. What is the probability that the child will have hemophilia?
Boy (%)
Girl (5) a 50 b c d

29. Answer
d) Boy 50% and Girl 0%