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Genetics Unit Review I am going to study tonight!!! 1. 2. 3. 4. True False Mostly True Somewhat True 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Gregor Mendel studied 1. Asexual plants 2. Only tall and short pea plants 3. Cross pollinated plants 4. Plants and animals 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 What proportion of the F2 generation had the trait that had been absent in the F1 generation? 1. 25% 2. 50% 3. 75% 4. 100% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Factors that control traits are 1. 2. 3. 4. Genes Purebreds Recessives parents 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 WW stands for 1. Two dominant alleles 2. Heterozygous alleles 3. One dominant allele 4. One dominant, one recessive 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 When species move from one place to another it is known as 1. 2. 3. 4. Symbiosis Ecology Dispersal Diffusion 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 What is the probability of producing an organism with the dominant trait when you cross two hybrid parents? 1. 2. 3. 4. 25% 50% 75% 100% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 What would the results of Mendel’s cross of purebred parents? 1. 2. 3. 4. 25% dominant 50% dominant 75% dominant 100% dominant 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 When we describe the way someone looks, we are giving their 1. 2. 3. 4. Genotype Phenotype Co dominance heterozygous 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 The chromosome theory of inheritance states that genes are carried from parent to offspring on chromosomes. 1. True 2. False 0% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 2 15 16 17 18 19 20 When chromosome pairs separate and are distributed into new sex cells this is 1. 2. 3. 4. Diffusion Mitosis Meiosis Photosynthesis 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 A cat born with 5 toes on each of its front paws has a 1. 2. 3. 4. Cystic fibrosis Genetic disorder Mutation Clone 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Physical characteristics studied in genetics are known as 1. 2. 3. 4. Genotype Heredity Traits Offspring 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 When the body produces extra mucus in the lungs and intestines it is called 1. 2. 3. 4. Hemophilia Down syndrome Cystic fibrosis Kleinfelter’s syndrome 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Many genes joined together make up a 1. 2. 3. 4. Dominant Recessive Chromosome Nucleus 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 All living things move. 1. True 2. False 0% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 2 15 16 17 18 19 20 DNA mutations can result in 1. 2. 3. 4. Genetic disorders No change Problems always Death always 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Two organisms that are genetically identical are called 1. 2. 3. 4. Brothers Sisters Clones Hybrids 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 The human genome project helps to inbreed the best genes on every chromosome in human DNA 1. True 2. False 0% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 2 15 16 17 18 19 20 When breeders cross a poodle and a yorkie to get the fur of a poodle and the size of a yorkie, this is an example of 1. Genetic engineering 2. Inbreeding 3. Hybridization 4. Cloning 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 The interaction between genes and the environment is known as 1. False 2. Chromosome theory of inheritance 3. Nature vs nurture 4. A scientific law 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Hybrids have _______ alleles for a trait. 1. 2. 3. 4. Different The same No 4 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Only mutations in _____ cells can be passed on to offspring. 1. 2. 3. 4. Body Sex Blood Bone 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Tall stem allele and short stem allele are different forms of the same 1. 2. 3. 4. Mutation Allele Gene Glucose 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Humans are hybrids because we are homozygous for some traits and ________ for others. 1. Purebred 2. Hybrid 3. Heterozygous 4. None of the above 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 A pairs with ____ and C pairs with ____. 1. 2. 3. 4. T, C T, G A, T A, C 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Capital letters signify a _______ trait. 1. 2. 3. 4. Dominant Recessive Non existent heterozygous 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Circles on a pedigree represent 1. 2. 3. 4. Males Females Dead relatives Nothing 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 0% 0% 2 3 15 16 0% 4 17 18 19 20 Carriers are represented by a half shaded in shape on a pedigree. 1. True 2. False 0% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 2 15 16 17 18 19 20 Pedigrees help geneticists trace the inheritance of traits within a family. 1. True 2. False 0% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 2 15 16 17 18 19 20 All mutations are harmful. 1. True 2. False 0% 0% 1 1 2 3 4 5 6 7 8 9 10 21 22 23 24 25 26 27 28 29 30 11 12 13 14 2 15 16 17 18 19 20