Chp. 1 Flashcards
the first forms of life on earth were
microorganisms
where in a phylogenetic tree would you expect to find the organism that had evolved most recently?
at the branch tips
a suggested and testable explanation for an event is called a
hypothesis
which of the following sciences is not considered a natural science?
computer science
which of the following sequences represents the hierarchy of biological organization from the most inclusive to the least complex level?
biosphere, ecosystem, community, population, organism
a group of individuals of the same species living in the same area is called a
population
the type of logical thinking that uses related observations to arrive at a general conclusion is called
inductive reasoning
A person notices that her houseplants that are regularly exposed to music seem to grow more quickly than those in rooms with no music. As a result, she determines that plants grow better when exposed to music. This example most closely resembles which type of reasoning?
inductive reasoning
the smallest unit of biological structure that meets the functional requirements of “living” is the
cell
the presence of a membrane-enclosed nucleus is a characteristic of
eukaryotic cells
Science attempts to describe and understand the nature of the universe in whole or in part by ____ means
rational
_______ reasoning uses particular results to produce general scientific principles.
inductive
________ reasoning is a form of logical thinking that predicts results by applying general principles.
deductive
the common thread throughout scientific research is using the _____, a step-based process that consists of making _____, defining a problem, posing hypotheses, testing these hypotheses, and drawing one or more conclusions.
scientific method, observations
Living things are highly organized parts of a _____ that includes atoms, molecules, organelles, cells, tissues, organs, and organ systems.
hierarchy
