Many different populations, group of the same living organisms, living together.
Define processes on either end of communication. Define the types of messages. Define the syntax of messages. Define the meaning of any informational fields. Define how the messages are sent and the expected response. Define interaction with the next lower layer.
It explains the meaning of something. To define: To describe or outline the functional characteristics of a word or object.
They were unable to define the word properly. He used chalk to define the edges of the figure.
Define and elaborate on market margin?
Reproductive Isolation
It's not so much the organism or a type of organism that is difficult to define as a species but rather the differences in the theories regarding the definition of the word 'species'. For example the Biological species concept and phylogenetic species concept can be at odds when looking at convergent/parallel evolution.
It's not so much the organism or a type of organism that is difficult to define as a species but rather the differences in the theories regarding the definition of the word 'species'. For example the Biological species concept and phylogenetic species concept can be at odds when looking at convergent/parallel evolution.
define and compare the term species, population, and ecosystem
Because
whether they look the same
If by "types" you mean "species" then the answer is no. But if you mean different "variants" of a species then the answer is yes. You need to define your question better.
Biodiversity is the assortment of species in an ecosystem(find threats for biodiversity)
Actions such as feeding habits, reproduction strategy, and preferred habitat are part of a species' niche. These actions define how a species interacts with its environment and other species to survive and reproduce.
a animals who's species population is less than 8 in the world
An extinct species is a species of organisms which no longer exists on the planet or has ceased to exist. ORAn extinct species is a species that has completely disappeared from the planet i.e. a single living specimen of which, neither male nor female, exists on earth.
it is very difficult to tally and define the total numbers of species around the world, is estimated that there are around 2-100 million species.