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Final Review
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| Phrases | More phrases |
|---|---|
| Quantitative Data | Data in numbers |
| Qualitative Data | Data in the form of words |
| Parts of the scientific method. | Observation, problem or question, hypothesis, experiment, analyze data, form conclusion, share results |
| Independent variable (Manipulated variable) | Manipulated by the scientist |
| Dependent variable (responding variable) | Changes in response to changes in the independent variable |
| Mutualism | both benefit |
| Parasitism | parasite and host |
| Predation | predator and prey |
| commensalism | one benefits and the other is unaffected |
| competition | Competing for a common resource |
| Habitat | where an organism lives. |
| Niche | Organisms role in an environment |
| Population | same species, same place, same time |
| Community | many different species (populations) living in one place |
| Ecosystem | biotic and abiotic factors |
| Biosphere | area of earth where life is found |
| Foodweb | shows all the interactions within an ecosystem |
| Food chain | one linear relationship found within an ecosystem |
| Carrying capacity | the maximum number of individuals an ecosystem can support indefinitely |
| Trophic levels | the different levels within a food chain. |
| Energy pyramid | a graphical representation, showing the flow of energy at each trophic level in an ecosystem. |
| Photosynthesis | brings carbon and energy into an ecosystem |
| Cellular respiration | Breaks down energy in organic molecules so it can be used by organisms. |
| ecological succession | Gradual change of species within an ecosystem. Primary and Secondary |
| Parts of an atom | Proton, Neutron, Electron |
| Enzyme | Lowers the activation energy of chemical reactions. |
| Polarity | polar and nonpolar |
| Acids | ph 0-6.9 |
| Bases | ph 7.1-14 |
| Carbohydrates | monossaccharides |
| Lipids | glycerol and fatty acids |
| Proteins | amino acids |
| Nucleic acids | nucleotides |
| Prokaryotes | cells do not have a nucleus |
| Eukaryotes | cells do have a nucleus |
| Organelles and their functions | Know the different organelles and their main function within the cell. |
| Active transport | Uses energy: endo and exocytosis, and protein pumps. |
| Passive transport | does not use enrgy: diffusion, osmosis, facilitated diffusion, ion channels. |
| Hypertonic solution | cell shrinks |
| Hypotonic solution | cell swells |
| Isotonic solution | no change in the cell |
| Different phases of mitosis | Prophase, metaphase, anaphase, telophase |
| Mitosis in prokaryotes | Binary fission |
| Monohybrid cross | A genetic cross of just one trait. |
| Dihybrid cross | a genetic cross between two different genes that differ in two observed traits. |
| Homozygous` | AA or aa BB or bb |
| Heterozygous or Hybrid | Aa Bb |
| Diploid | Has two sets of chromosomes, one from mom and one from dad. Humans 46 chromosomes |
| Haploid | Only one set of chromosomes. Humans 23 chromosomes |
| Arrange largest to smallest in size | Cell, Nucleus, Chromosome, DNA, nucleotide |
| Translation | Production of a protein from a strand of mRNA. Occurs in a ribosome. |
| Transcription | creation of mRNA from a strand of DNA |
| The Central Dogma | DNA --> RNA --> Protein |
| 8 Levels of Classificaiton | D, K, P, C, O ,F, G, S |
| Three domains of life | Eubacteria, Archaea, Eukarya |
| What challenges faced early land plants? | water retention, absorbing nutrients, gravity, reproduction |
| A flower is what kind of structure? | Reproductive structure |
| What is the primary purpose of the fruit of a plant? | Seed dispersal |
| Vertebrate | Has a backbone |
| Invertebrate | Does not have a backbone. |
| Evidence of Evolution | DNA analysis, fossil record, homologous structures, vestigial structure, and embryonic development |
| Different phyla of animals. | Know these. |