CBE BIOL 1010 Module 2 questions with answers rated A+

CBE BIOL 1010 Module 2Homeostasis - correct answer ability of an organism to maintain constant internal conditions; state of biological balance Atom - correct answer smallest and most fundamental unit of matter Molecule - correct answer chemical structure consisting of at least two atoms held together by one or more chemical bonds Macromolecule - correct answer large molecule, typically formed by the joining of smaller molecules Organelle - correct answer small structures that exist within cells and carry out cellular functions Cell - correct answer smallest fundamental unit of structure and function in living things Prokaryote - correct answer single-celled organism that does not have a nucleus or membrane-bound organelles eukaryote - correct answer organism with cells that have nuclei and membrane-bound organelles Organ - correct answer collection of related tissues grouped together performing a common function Organ system - correct answer level of organization that consists of functionally related interacting organs Organism - correct answer individual living being Population - correct answer all of the individuals of a species living within a specific area Community - correct answer set of populations inhabiting a particular area ecosystem - correct answer all the living things in a particular area together with the abiotic, nonliving parts of that environment Biosphere - correct answer collection of all the ecosystems on Earth Phylogeny - correct answer evolutionary history and relationships of an organism or group of organisms Phylogenetic tree - correct answer diagram that reflects the evolutionary relationships among organisms or groups of organisms Taxonomy - correct answer science of classifying organisms Binomial nomenclature - correct answer system of two-part scientific names for an organism, which includes genus and species names taxon - correct answer single level in the taxonomic classification system Systematics - correct answer field of organizing and classifying organisms based on evolutionary relationships Branch point - correct answer node on a phylogenetic tree where a single lineage splits into distinct new ones Sister taxa - correct answer two lineages that diverged from the same branch point