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- The B gene codes for hair while the b gene codes for hairless. If B is dominant and b is recessive. Which of the following are possible phenotypes and their genotypes? O a. Hair Bb, Hairless BB, Hair bb O b. Hairless bB, Hair BB, Hair Bb OC. Hairless Bb, Hair BB O d. Hair BB, Hair Bb, Hairless bb O atv MacBook Air esc 80 DII DD F1 F2 F3 F4 F6 F7 F8 F9 F1C @ #3 $ & 1 3 4 7 8 9 Q W tab Y U P A aps lock H. J K L Z C V B N > t fn control option command command V * 00To understand this research, you must be familiar with some basic genetic terminology. Drag the terms on the left to the appropriate blanks on the right to complete the sentences. Not all terms will be used. dominant allele phenotype The possession of two different alleles of a particular gene is referred to as Reset Help A variation in a DNA sequence at one particular position is called a heterozygosity genotype recessive allele homozygosity single nucleotide polymorphism The appearance of the organism, its observable traits, are referred to as the A variant of a gene for which an individual must be homozygous in order for it to influence the appearance of the organism is a The set of alleles an organism has for a particular trait is the organism's Submit Request AnswerRow Select the row below that correctly identifies the genotype and phenotype of an individual who is heterozygous for the eye-colour allele. Phenotype Genotype bb Blue eyes Blue eyes A B. C D. Select one: OA A OB B OC C OD D Bb BB Use the following information to answer the next question. Bb In humans, blue eyes (e) are encoded by an allele that is recessive to that which encodes brown eyes (B). Brown eyes Brown eyes
- Which of the following terms means “many genes”?a. polymorphismb. polygenyc. polypeptided. multiple allelesA gene has two alleles, E and e. Another gene also has two alleles, T and t. Which of the following correctly shows linkage between the two genes? Group of answer choices ET/et Te/Et Ete/T Ee/tTAn individual with two different alleles at a locus is a(n) Group of answer choices A. clone B. hemizygote C. homozygote D.heterozygote
- Which of the following is not an example of a wild-type allele?a. Yellow-flowered elderflower orchidb. Red-flowered elderflower orchidc. A gray elephantd. An albino (white) elephantWhich are the following are TRUE for test crosses? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a They are useful when the genotype of a dominant phenotype is unknown. b They are always done by crossing the dominant phenotype to a homozygous recessive individual for that trait. c This test is always done in humans. d A + B e A + C f B + Cyou are a zoologist working with Tigers. Their dominant traits are Bright orange fur(B+), Long tails (L+), and sharp teeth (T+) . You perform the following testcross with an individual with recessive versions of all 3 of the traits. P: B+ L+ T+/B+ L+ T+ x B L T /B L T F1(all identical): B+ L+ T+/ B L T Test Cross Progeny 3435 B L T 3069 B+ L+ T+ 1115 B+ L T 1022 B L+ T+ 426 B L T+ 428 B+ L+ T 114 B L+ T 102 B+ L T+ Total progeny= 9711 question: What is the distance between B and L? Give the answer as map units (mu) with 2 decimal places (ie 12.34)
- you are a zoologist working with Tigers. Their dominant traits are Bright orange fur(B+), Long tails (L+), and sharp teeth (T+) . You perform the following testcross with an individual with recessive versions of all 3 of the traits. P: B+ L+ T+/B+ L+ T+ x B L T /B L T F1(all identical): B+ L+ T+/ B L T Test Cross Progeny 3435 B L T 3069 B+ L+ T+ 1115 B+ L T 1022 B L+ T+ 426 B L T+ 428 B+ L+ T 114 B L+ T 102 B+ L T+ Total progeny= 9711 question: What is the distance between B and T? Give the answer as map units (mu) with 2 decimal places (ie 12.34)In pre-DNA fingerprint days, blood type was often used in paternity disputes to exclude possible fathers. If the man in question has type B blood, and the child has type A blood, and the mother has type AB blood, can the man be the father of the child? Group of answer choices Yes, but only if he is homozygous for the B allele No Yes, but only if he is heterozygous for the B allele Yes, but only if both of his parents were Type ABYou are a zoologist working with Giraffes. Their main traits are: Grey tongues (G*), Rudimentary Horns (R*), Long necks (L*). You perform the following testcross with an individual with recessive versions of all 3 of the traits. P: G* R* L*/G* R* L* XGRL/GRL F1(all identical): G*R* L*/GRL Test Cross Progeny 2021 GRL 1987 G* R*L* 600 G*R L* 444 G R* L 125 GR L* 122 G* R* L 7 G*RL 1 G R* L* Total progeny= 5307 (Do not round answers. Leave as 1 decimal point (i.e. 2.3, not 2.39)