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genetics
| Question | Answer |
|---|---|
| advantages of asexual reproduction | Requires one parent produces a lot of offspring in a short amount of time |
| the Disadvantages of asexual reproduction | populations are so genetically similar. that it would a long time to adapt to changing environments. this causes them to be extint |
| The advantages of sexual reproduction | Diversity is greater. the genetic variation from previous generations provides the advantage t adopt more quickly in a changing enivorment |
| the disadvantage of sexual reproduction | requires 2 parents reproduction is slower |
| what is selective breeding | when organisms will reproduce based on desired traits. |
| what is genetics | the study of how traits are inherited |
| what is a dominate traits | some traits often showmen in the offspring |
| what is recessive traits | traits showed up only rarely, and masked by dominate traits |
| what is a gene | part of DNA which coils up into a chromosome |
| what is an alleles | the different versions of a gene |
| what is heterozygous | has 2 different alleles for a gene |
| what is gamete | reproductive cells (egg & sperm) |
| what is zygote | a single cell formed as a result of the merging of an egg cell and a sperm cell. |
| what is genotype | uses letters as symbols |
| what is phenotype | the physical appearance of the gene |