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Biodiversity 9

QuestionAnswer
Biodiversity The difference between the types of organisms in a given area
Variation the difference between members of a species
Species living things of the same kind that are able to reproduce successfully
Physical Adaption when the body of the animal changes in response to a change in its environment or is circumstances within its environment. i.e) a new competitor for food or and new food source or a new predator.
Behavioural Adaptation when the behaviour of the animal changes in response to a change in its environment or is circumstances within its environment. i.e) a new competitor for food or and new food source or a new predator.
Niche what it eats, what eats it and the animals habitat.
Symbiosis the relationship between two species
both organisms benefit Mutualism
one organism benefits, other organism is not harmed Commensulism
one organism benefits, other organism is harmed or deprived Parasitism
lives in a broad, open area, eats anything. Generalist, Broad niche
lives in a small area, only eats one type of food Specialist, Narrow niche
4 Types of Asexual reproduction Binary fission, Budding, Spores, Vegetative Reproduction
Reproduction without the fusion of sex cells, resulting in identical offspring. Asexual Reproduction
Reproduction involving two individuals resulting in genetically different offspring Sexual Reproduction
Chromosomes packages of DNA
Genes a segment of DNA
Genetic Code the arrangement of the nitrogen bases that form the instructions for reproduction
Mitosis a cell division that produces two identical daughter cells from one parent cell
Meiosis a cell division that produces four sex cells from one parent cell, each containing half the genetic material of the original cell
Natural Selection a process in which the environment "selects" which individuals will survive and reproduce
Artificial Selection breeding by humans of plants or animals with desirable traits to produce offspring with those traits
Biotechnology the use of living things to make agricultural, industrial, or medicinal products
In-Vitro Fertilization fertilization that happens outside the body, usually in a Petri dish
Artificial Insemination artificial collection and infection of sperm from a male to a female
Genetic Engineering the intentional altering of the DNA of an organism or a population of organisms
Transgenic Organism An organism whose genetic characteristics have been altered using the techniques of genetic engineering.
No longer existing on earth Extinction
No longer existing in a given area Extirpation
Common causes of Extinction Climatic Heating and Cooling, Changes in Sea Levels or Currents, Asteroids/Cosmic Radiation, Acid Rain, Disease/Epidemic, Spread of Invasive Species, over hunting.
Created by: kelsey.paton