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sexual definitions
q.wells test weds
| Term | Definition |
|---|---|
| sexual reproduction | reproductive process involving 2 parents that combines their genetic material to produce a new organism that differs from both parents |
| asexual reproduction | - reproductive process involving only 1 parent and produces genetically identical offspring |
| fertilization | process in sexual reproduction where an egg cell and a sperm cell join to form a new cell |
| trait | - specific characteristic that an organism can pass to its offspring through its genes |
| gene | sequence of DNA that determines a trait, passed from parents to offspring |
| inheritance | - process by which offspring receives genes from parents |
| allele | different form of a gene |
| dominant allele | - an allele whose trait always shows up in the organism when the allele is present |
| recessive allele | an allele that is hidden whenever the dominant allele is present |
| genetic variation | presence of differences in sequences of genes between individual organisms of a species |
| offspring | - the product of reproduction, a new organism produced by one or more parents |
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