1) Where is DNA found in the cell? a) Nucleus b) Cell membrane c) Cytoplasm 2) 2. How is DNA arranged? a) Chromatids b) Chromazymes c) Chromosomes 3) How many chromosomes do you have? a) 46 b) 47 c) 48 4) What is a gene? a) Long strands of DNA b) Short section of a chromosome that codes for a particular trait c) Trousers 5) What is genetic variation? a) Variation caused by surroundings b) Variation caused by inheritance c) Variation caused by surroundings and inheritance 6) What is an example of genetic variation? a) Scars b) Tattoos c) Natural hair colour 7) What is environmental variation? a) Variation caused by surroundings b) Variation caused by inheritance c) Variation caused by surroundings and inheritance 8) What is an example of environmental variation? a) Natural hair colour b) Eye colour c) Accent 9) What is an example of both? a) Height b) Language c) Religion 10) What is the genotype of a female? a) XY b) XX 11) What is the genotype of a male? a) XY b) XX 12) What is the name of the phenomenon when animals adapt and change to suit their environment? a) Artificial selection b) Evolution c) Natural selection 13) What happened to the peppered moth? a) It turned white b) It turned black c) It turned green 14) What is the name of the phenomenon when certain traits are purposely modified? a) Artificial selection b) Evolution c) Natural selection 15) What type of dog has hypoallergenic fur? a) Husky b) Poodle c) Jack-Russell terrior

Genes and inheritance

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