click below
click below
Normal Size Small Size show me how
Traits and Reproduct
| Question | Answer |
|---|---|
| feature | a distinctive attribute or aspect of something. |
| trait | a distinguishing quality or characteristic, typically one belonging to a person. |
| variation | a change or difference in condition, amount, or level, typically with certain limits. |
| function | an activity or purpose natural to or intended for a person or thing. |
| protein molecule | made from a long chain of these amino acids, each linked to its neighbor through a covalent peptide bond |
| structure | the arrangement of and relations between the parts or elements of something complex. |
| evidence | the available body of facts or information indicating whether a belief or proposition is true or valid. |
| gene | the basic unit of heredity passed from parent to child |
| mutation | the changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA |
| gene version | variations in the DNA sequence that can lead to differences in traits or characteristics |
| heterozygous | a term that describes having two different versions of the same gene |
| homozygous | having two identical alleles of a particular gene or genes. |
| inherit | derive (a quality, characteristic, or predisposition) genetically from one's parents or ancestors. |
| sexual reproduction | a biological process where two parent organisms combine their genetic material |
| asexual reproduction | the process in which only one parent passes on its genetic information to create offspring. |
| offspring | a person's child or children. |
| recessive | the trait inherited only if offspring inherits 2 copies of the allele for that trait |
| dominant | the trait is inherited as long as the offspring receives at least one copy of the allele |
| chromosome | a long piece of DNA that contains many genes |
| DNA | a type of molecule that genes and chromosomes are made of |