1) Any characteristic can be passed from parent to offspring a) Trait b) Heredity c) Genetics 2) The passing of traits from parents to offspring a) Gene b) Heredity c) Allele 3) The study of heredity a) Genotyping b) Genetic Modification c) Genetics 4) A section of DNA used to make a protein a) DNA b) Gene c) Genotype 5) The genetic makeup of an organism a) Genotype b) Phenotype c) Homozygous 6) The physical expression of a trait a) Genotype b) Phenotype c) Allele  7) Alternative version of a gene a) Gene b) Genetics c) Allele 8) An allele that is always expressed. Represented by a capital letter a) Dominant b) Recessive c) Allele 9) An allele that is masked. Represented by a lowercase letter  a) Dominant Allele b) Recessive Allele c) Homozygous Dominant 10) An organism that has 2 identical alleles for a gene a) Homozygous b) Heterozygous c) Heredity 11) An organism that has two different alleles for a gene a) Homozygous b) Heterozygous c) Heredity 12) The laws of inheritance were established by a) Lewis and Clark b) Charles Darwin  c) Gregor Mendel 13) When two alleles differ, one can control the trait (dominant) and the other is hidden (recessive). a) Law of dominance b) Law of segregation c) Law of independent assortment 14) When pairs of genes segregate into gametes randomly and independently a) Law of dominance b) Law of segregation c) Law of independent assortment 15) When each pair of alleles separate during meiosis (gamete formation) a) Law of dominance b) Law of segregation c) Law of independent assortment 16) In the heterozygous grouping, both traits appear in the offspring a) Co-dominance  b) Incomplete dominance c) Complete dominance 17) In the heterozygous grouping, a blend of the traits shared by the parents appear in the offspring a) Co-dominance  b) Incomplete dominance c) Complete dominance 18) Traits that are controlled by several genes a) Multiple alleles b) Polygenic traits c) Nondisjunction 19) A trait determined by two or more alleles for the same gene. Example) Blood type in humans a) Multiple Alleles b) Polygenic Traits c) Nondisjunction 20) A garden is started with one homozygous dominant red flower and one homozygous recessive white flower. Determine the genotypes of the parents a) RR x RR b) Rr x rr c) RR x rr 21) A garden is started with one homozygous dominant red flower and one homozygous recessive white flower. Determine the genotypes of the offspring a) RR, Rr, rr b) RR c) rr d) Rr 22) A garden is started with one homozygous dominant red flower and one homozygous recessive white flower. Determine the phenotypes of the offspring  a) Red b) White c) Pink 23) Cross two heterozygous red flowers. Determine their offspring's genotypes a) RR and rr b) Rr c) RR, Rr, rr 24) David is homozygous recessive for hazel eyes and straight hair line. Victoria is heterozygous for dark brown eyes and widows-peak. Determine their genotypes a) EEHH x EeHh b) EeHh x EEhh c) EeHh x eehh 25) David is homozygous recessive for hazel eyes and straight hair line. Victoria is heterozygous for dark brown eyes and widows-peak. What percent of the offspring will have hazel eyes and a widows peak? a) 25% eehh b) 25% EeHh c) 25% eeHh 26) David is homozygous recessive for hazel eyes and straight hair line. Victoria is heterozygous for dark brown eyes and widows-peak. What percent of the offspring will have dark brown eyes and a widows peak? a) 25% EeHh b) 25% EEhh c) 25% eehh 27) Incomplete dominance occurs as an intermediate trait. Cross a homozygous red and white flower. What are the genotypes of the parents ?   a) RW x RW  b) RR x WW c) RR x Rr 28) Incomplete dominance occurs as an intermediate trait. Cross a homozygous red and white flower. What are the genotypes of the offspring   a) 100% pink b) 100% RR c) 100% RW 29) Incomplete dominance occurs as an intermediate trait. Cross a homozygous red and white flower.  What percent of the offspring are white a) 0% b) 50% c) 100% 30) Incomplete dominance occurs as an intermediate trait. Cross a homozygous red and white flower.  What are the phenotypes of the offspring a) Red b) Red and White c) Pink d) White 31) Co-dominance is when two alleles appear in the phenotype. If two cats are crossed and they are both black and brown, what are the genotypes of the parents   a) RB x RB b) Rr x Rr c) RR x BB 32) Co-dominance is when two alleles appear in the phenotype. If two cats are crossed and they are both black and brown, what percent of the offspring will be black and brown a) 0% b) 25% c) 50% d) 100% 33) Co-dominance is when two alleles appear in the phenotype. If two cats are crossed and they are both black and brown, what percent of the offspring will be black   a) 0% b) 25% c) 50% d) 100% 34) ABO blood type is an example of multiple alleles in humans. A child with O blood is trying to find his father. His mother is heterozygous A, who is his father a) Gregor, Type B (homozygous) b) Einstein, Type AB c) Darwin, Type O 35) Color blindness is a recessive sex linked trait. A colorblind man marries a carrier woman, how many of their children would be colorblind? a) 0% b) 25% c) 50% d) 100% 36) Color blindness is a recessive sex linked trait. A colorblind man marries a carrier woman, how many of their children would be normal?? a) 0% b) 25% c) 50% d) 100% 37) Color blindness is a recessive sex linked trait. A colorblind man marries a carrier woman, how many of their children would be carriers? a) 25% of daughters, 100% of sons b) 100% of daughters, 0% sons c) 50% of daughters, 50% of sons d) 25% of daughters, 0% of sons 38) What is the genotype of individual 10? a) Homozygous dominant b) Homozygous recessive c) Heterozygous 39) What is the genotype of individual 3? a) Homozygous dominant b) Homozygous recessive c) Heterozygous 40) What is the sex of individual 17? a) Male b) Female 41) What is the sex of individual 6? a) Male b) Female 42) What is the relationship of individuals 9 and 12 ? a) Siblings b) Partners c) Parent and child 43) What is the relationship of individuals 1 and 8? a) Siblings b) Partners c) Parent and child 44) What is the relationship of individuals 5 and 6? a) Siblings b) Partners c) Parent and child 45) Based on the pedigree, who would be a carrier ? a) 3 b) 1 c) 5 46) Based on the pedigree, who would be affected ? a) 2 b) 9 c) 13

Unit 8: Genetics Review

аутор
Угради

Табела

Визуелни стил

Поставке

Промени шаблон

Врати аутоматски сачувано: ?