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Traits & reproductio
| Question | Answer |
|---|---|
| feature | a characteristic that all memebrs of a species have |
| trait | a specific characteristic of an individual organism |
| variation | any difference in traits between individual organisms |
| function | how something works |
| protein molecules | a type of large molecule that performs iportant functions inside the organisms |
| struture | the way something is shaped or construted |
| gene | an instruction for making a protein molecule |
| Gene verison (aka =Allele) | a specific form of a gene that provides instructions for making a particular protein molecule |
| mutation | a random change to a gene that sometimes results in a new trait |
| heterozygous | having gene verisons that are the same |
| inherit | to recive genes from a parent |
| sexual reproduction | the process in which two parents pass on their genes to creat offspring |
| asexual reproduction | the procees in which only one parent passes on its genetic information to create offspring = cloning |
| recessive | the trait is inherited only if the offspring inherits 2 copies of the alles for that trait (represented by lower case letters) |
| dominant | the trait is inharited as long as the offsprin receives at lest one copy of the allele for that trait (represented with capitol letters) |
| chromosomes | a long piece of DNA that contains many genes |
| DNA ( deoxyribonucleicacid) | a type of molecules that genes and chromosomes are made of |
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