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Science Biology
Question | Answer |
---|---|
Interphase order | G1 Phase -Growth S Phase-DNA replicated G2 Phase - Cell divison |
Cells Divide Why? | To Replace To Repair or if cell is too large |
Diploid | Both sets of homologus chromosomes = 46 chromosomes |
Haploid | Is the Gametes half the homologus chromosomes = 23 Chromosomes |
Phase order for cell divison | Interphase -> Prophase -> Metaphase-> Anaphase->Telephase/cytokinesis |
Gametes | They are the sex cells in male and female |
Somatic Cells | Is the Normal body Cells |
Zygote | Is a fertilized egg |
Malignant Tumor | Is a tumor that looks for healthy tissue and destroys it |
Benign Tumor | Doesn't spread around |
Sexual repoduction | Is mother and father have child with varations |
Asexual Reproduction | Is only one parent and chlid is exactly identical |
Differentation | I the change of one thing to another |
crossing over | is chromosome segments are exchanged |
Alleles | is the name for a part of the chromosome that holds the info for a gene |
heterozygous | is to different one part of alleles |
genotype | the possible outcome of a parents traits |
phenotype | is the outcome of set traits |
hybrid | Is when both traits combine to make one |
Transcription | is DNA->MRNA It happens in the nucleus |
Translation | is MRNA->Protien this happens in ribosome |
Anticodon | a sequence of three nucleotides making complementry code to MRNA |
Codon | The three base codes made from DNA into MRNA |
anaologus structure | Is a speices that have similar constructions |
artifical selection | Is when humans select the desired traits |
fitness | is which species fit the best in a enviroment |
speices | A group of organisims that can interbreed |
natural selection | Is where the change of species to adapt to an enviroment over time |
homologus structure | evolution predicts that body parts will have modifications over time |
vestigal structure | are reduced structures and their functionality |