click below
click below
Normal Size Small Size show me how
Chapter 5 vocab
Question | Answer |
---|---|
What are the two sex cells? | sperm and egg |
What is the process that produces sex cells? | meiosis |
What is the process that produces body cells? | mitosis |
Different versions of the same genes are called___________? | alleles |
Genes carry information that determines__________? | traits |
What is the process that produces cells with half the normal number of chromosomes? | meiosis |
What is the passing of traits from parent to offspring? | heredity |
What chromosomes do males have? | XY chromosome |
What chromosomes do females have? | XX chromosome |
What is the study of heredity? | genetics |
What are traits? | the physical characteristics of an organism |
What are factors that control traits? | genes |
What is a graphic used to predict the results of a genetic cross? | Punnett Square |
What is a heterozygous? | an organism with two different alleles |
What is a homozygous? | an organism with two identical alleles |
What is phenotype? | an organisms physical apperence |
What is asexual reproduction? | it involves only one parent and produces offspring that are identical to the parent. |
What is sexual reproduction? | it involves two parents and the offspring has half of each parents genes and they don't look the same as parents. |
What is the trait that shows up in the first generation? | dominant gene |
What is the trait that shows up in the second generation? | recessive gene |