Test Bank For Genetics From Genes to Genomes, 7th Edition by Michael Goldberg, Janice Fischer, Leroy Hood, Leland Hartwell, Charles (Chip) Aquadro, Lee Silver and Ann E. Reynolds Chapter 1-25 Answers are at the End of Each Chapter Chapter 1
Student name:__________ MULTIPLE CHOICE - Choose the one alternative that best completes the statement or answers the question. 1) Why did Mendel perform reciprocal crosses? A) To obtain enough plants to perform the experiments that Mendel wanted. B) To test a hypothesis that stated the ovum carries all the information for progeny. C) To be able to breed plants year round. D) To determine whether the inheritance of a trait depends on which parent carries the trait. 2) What is the difference between cross- and self-fertilization? A) In cross-fertilization, the pollen from one plant is used to fertilize the egg from the
same plant. B) In cross-fertilization, the pollen from one plant is used to fertilize the egg of another plant. C) In self-fertilization, the pollen from one plant is used to fertilize the egg from another plant. D) In cross-fertilization, insects are used to pollinate the plants, whereas in selffertilization, the investigator pollinates the plants. 3) What is the outcome of crossing two pure-breeding plants with antagonistic characters of
traits? A) B) C) D)
Only one of the characteristics will be seen in the progeny. Both characteristics will be seen in the progeny. Both characteristics will be seen in the progeny in a 3:1 ratio. Only one characteristic will be seen, and it will be that of the female.