CUSTOM BIOLOGY
19th Edition
ISBN: 9781323945490
Author: Urry
Publisher: Pearson Custom Publishing
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Chapter 14.1, Problem 3CC
MAKE CONNECTIONS Ø In some pea plant crosses, the plants are self-pollinated. Is self-pollination considered asexual or sexual reproduction? Explain. (See Concept 13.1.)
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WHAT IF? List all gametes thatcould be made by a pea plantheterozygous for seed color, seedshape, and pod shape (YyRrIi; seeTable 14.1). How large a Punnettsquare would you need to drawto predict the offspring of a selfpollination of this “trihybrid”?
Chapter 14 Solutions
CUSTOM BIOLOGY
Ch. 14.1 - DRAW IT Pea plants heterozygous for flower...Ch. 14.1 - WHAT IF? List all gametes that could be made by a...Ch. 14.1 - MAKE CONNECTIONS In some pea plant crosses, the...Ch. 14.2 - Prob. 1CCCh. 14.2 - Two organisms, with genotypcs BbDD and BBDd, are...Ch. 14.2 - WHAT IF? Three characters (flower color, seed...Ch. 14.3 - What two properties, one structural and one...Ch. 14.3 - If a man with type AB blood marries a woman with...Ch. 14.3 - WHAT IF? A rooster with gray feathers and a hen...Ch. 14.4 - Prob. 1CC
Ch. 14.4 - Prob. 2CCCh. 14.4 - Prob. 3CCCh. 14.4 - MAKE CONNECTIONS In Table 14.1, note the...Ch. 14 - When Mendel did crosses of true-breeding purple-...Ch. 14 - DRAW IT Redraw the Punnett Square on The right...Ch. 14 - Inheritance patterns are often more complex than...Ch. 14 - Both members of a couple know that they are...Ch. 14 - Prob. 1TYUCh. 14 - A man with type A blood marries a woman with type...Ch. 14 - A man has six fingers on each hand and six toes on...Ch. 14 - Prob. 4TYUCh. 14 - Flower position, stem length, and seed shape are...Ch. 14 - Hemochromatosis is an inherited disease caused by...Ch. 14 - The genotype of F1, individuals in a tetrahybrid...Ch. 14 - What is the probability that each of thc following...Ch. 14 - Prob. 9TYUCh. 14 - Prob. 10TYUCh. 14 - In tigers, a recessive allele of a particular gene...Ch. 14 - In maize (com) plants,a dominant allele I inhibits...Ch. 14 - The pedigree belowtraces the inheritance of...Ch. 14 - Imagine that you are a genetic counselor, and a...Ch. 14 - EVOLUTION CONNECTION Over the past half century,...Ch. 14 - SCIENTIFIC INQUIRY You are handed a mystery pea...Ch. 14 - Prob. 17TYUCh. 14 - SYNTHESIZE YOUR KNOWLEDGE Just for fun, imagine...
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- A scientist pollinates a true-breeding pea plant with violet, terminal flowers with pollen from a true- breeding pea plant with white, axial flowers. Which of the following observations would most accurately describe the F2 generation? 75% violet flowers; 75% terminal flowers 75% white flowers in a terminal position 75% violet flowers; 75% axial flowers 75% violet flowers in an axial positionarrow_forwardlist all gamets that could be made by a pea plant heterozygous for seed colour, seed shape and pod shape(Yy, Rr, Ii) what size punnett square would you need to determine offspring of self pollination of this hybridarrow_forwardexplain the following:P→ Parental generation.G → Gametes.F1→ First filial generation.F2→ Second filial generationGenotype (F2 (Phenotype (F2) I chose Stem lengtharrow_forward
- Look at the apples as shown, all growing on a single tree. Do all of the seeds in all of the apples in the photograph have the same maternal parent? Do they all have the same paternal parent?arrow_forwardnce of one trait affect theother trait. Activity 2 Study the figure below, which represents the second generation of the results of self-pollination of a pea plant, the symbol for the yellow trait of seeds is (Y) and green seeds (y), and for smooth seeds (R) and wrinkled seeds (r). Answer the questions that followthe diagram: F, cross RrYy x RrYy RY Ry RRYY ry RrYy RRYY RIYY round yellow RY round green wrinkled yellow RRYY RRyy RrYy Rryy wrinkled green Ry RrYY RrYy rrYy rrYY rY RrYy Rryy rrYY rryy ry 1. Write the genotype and phenotype of the parents in the first generation. 2. Write the genotypes of gametes in the first generation. 3. Write the genotypes and phenotype of first generation individuals. 4. How many types of gametes can second-generation parents produce? 5. Write the phenotypes for members of the second generation. 6. How many phenotypes appeared among the members of the second generation? 7. What is the ratio of individuals green seed to yellow seed in the second 6. What…arrow_forwardSCIENTIFIC INQUIRY You are handed a mystery pea plantwith tall stems and axial flowers and asked to determine itsgenotype as quickly as possible. You know that the allele fortall stems (T) is dominant to that for dwarf stems (t) and thatthe allele for axial flowers (A) is dominant to that for terminalflowers (a).(a) Identify all the possible genotypes for your mystery plant.(b) Describe the one cross you would do, out in your garden,to determine the exact genotype of your mystery plant.(c) While waiting for the results of your cross, you predict theresults for each possible genotype listed in part a. Explainhow you do this and why this is not called “performinga cross.”(d) Explain how the results of your cross and your predictions will help you learn the genotype of your mysteryplant.arrow_forward
- What would be the effect on flowering time of over-expressing VIN3 (i.e., 35S:VIN3) in a winter annual Arabidopsis plant grown adjacent to a summer annual wild type plant in long days under warm conditions? Assume that the plants germinate at the same time. In answering the question, describe the molecular mechanism that allows you to make this conclusion.arrow_forward. In nature, the plant Plectritis congesta is dimorphic forfruit shape; that is, individual plants bear either winglessor winged fruits, as shown in the illustration.Wingless fruit Winged fruitPlants were collected from nature before floweringand were crossed or selfed with the following results:Number of progenyPollination Winged WinglessWinged (selfed) 91 1*Winged (selfed) 90 30Wingless (selfed) 4* 80Winged × wingless 161 0Winged × wingless 29 31Winged × wingless 46 0Winged × winged 44 0*Phenotype probably has a nongenetic explanation.Interpret these results, and derive the mode ofinheritance of these fruit-shaped phenotypes. Usesymbols. What do you think is the nongeneticexplanation for the phenotypes marked by asterisks inthe table?arrow_forwardAnswer only with out explanation plzarrow_forward
- Do the punnett square and explainarrow_forwardDiagram of alternation of genertaion I = zygote (2n) II = sporophyte Y = fertilization? But can I have some help to confirm about hte rest?arrow_forwardDiscuss two important implications of using cytoplasmic male sterile lines in F1 seed productionarrow_forward
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