- Genetic mutations.
- Sexual reproduction.
- Gene flow.
- Inheritance of acquired characteristics.
Category: EVOLUTION
- More complex over time, regardless of adaptation.
- Less adapted to their environment.
- Better adapted to their environment over generations.
- Genetically identical.
- Organisms consciously choose to adapt.
- The environment favors certain traits over others.
- All organisms are equally likely to survive.
- Evolution is a random process without direction.
- Lamarckian adaptation.
- Use and disuse.
- Natural selection.
- Genetic mutation.
- Such acquired strength is not genetically encoded in germ cells.
- Blacksmiths do not typically have strong arms.
- Environmental factors have no influence on muscle development.
- All offspring would be born with the same muscle mass.
- Methane (CH4?).
- Ammonia (NH3?).
- Water vapor (H2?O).
- Free oxygen (O2?).
- A rigid structural support.
- A selective barrier to control the internal environment.
- An energy source for metabolism.
- A mechanism for DNA replication.
- DNA.
- Proteins.
- RNA.
- Lipids.
- Acquired characteristics.
- Natural selection.
- Mutation.
- Gene flow.
- Gradual chemical processes; supernatural event
- Sudden genetic mutations; progressive adaptation
- Biogeographical dispersal; convergent evolution
- Environmental pressures; random chance
- Natural selection.
- Lamarckian inheritance.
- Artificial selection.
- Genetic drift.
- Genes and the mechanism of Mendelian inheritance.
- The fossil record.
- Continental drift.
- Photosynthesis.
- Survival of those best suited to a particular environment.
- Survival of the most physically dominant.
- Survival of the most aggressive.
- Survival of the oldest individuals.
- Be born missing that same limb.
- Have a genetic predisposition for limb loss.
- Be born with all limbs intact.
- Develop the ability to regrow the lost limb.
- Development of true nuclei.
- Photosynthesis and oxygen accumulation.
- Polymerization of monomers into macromolecules.
- Emergence of complex multicellularity.
- Complex, multicellular autotrophs.
- Simple, single-celled heterotrophs.
- Terrestrial organisms with specialized organs.
- Aquatic organisms with advanced sensory systems.
- Acts as a catalyst for synthesis.
- Promotes the breakdown (oxidation) of organic compounds.
- Has no effect on organic molecule formation.
- Is required for the polymerization of monomers.
- Why all organisms in a population survive equally.
- The competition that drives natural selection.
- How organisms can acquire new traits.
- The absence of variation in a population.
- Lamarckian inheritance.
- Use and disuse.
- Natural selection.
- Genetic bottleneck.
