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Spring Final Review 1 Unlike mitosis, meiosis results in the formation of A B C D two genetically identical diploid cells four genetically identical haploid cells four genetically di!erent haploid cells two genetically di!erent diploid cells 2 What happens during the process of translation? A B C D Messenger RNA is made from DNA Transfer RNA is made from messenger RNA The cell uses information from messenger RNA to produce proteins. Copies of DNA molecules are made 3 When Mendel crossed true-breeding tall plants with true-breeding short plants, all of the o!spring were tall because A B C D the allele for tall plants is dominant the allele for short plants is dominant the allele for tall plants is recessive they were true-breeding like their parents 4 The principles of probability can be used to A B C D predict the traits of the o!spring produced by genetic crosses determine the actual outcomes of genetic crosses predict the traits of the parents used in genetic crosses decide which organisms are best to use in genetic crosses 5 Darwin's theory of evolution is based on the idea(s) of A B C D use and disuse natural variation and natural selection a tendency toward perfect, unchangin species the transmission of acquired characteristics 6 Genetic drift tends to occur in populations that A B C D are very large have unchanging allele frequencies are formed from a new species are small 5/23/10 10:15:45 AM Page 1 of 3 Spring Final Review 7 Xylem and phloem are NOT A B C D present in bryophytes present in ferns vascular tissues transport subsystems 8 The stomata of leaves are usually closed in all fo the following situations EXCEPT A B C D light if a plant has too little water light if a plant has enough water darkness if a plant has enough water darkness if a plant has too little water 9 Animals that have no backbone, or vertebral column, are called A B C D invertebrates vertebrates ectoderms deuterostomes 10 An animal is each of the following EXCEPT A B C D eukaryotic heterotrophic autotrophic multicellular 5/23/10 10:15:45 AM Page 2 of 3 Answer Key: Spring Final Review Question Key 1 C 2 C 3 A 4 A 5 B 6 D 7 A 8 B 9 A 10 C 5/23/10 10:15:45 AM Page 3 of 3