Unit 7: Animal Form and Function
Innate behaviors are
determined and include simple
movement toward or away from a stimulus.
action pattern (FAP) is triggered by an
stimulus. More complex behaviors such as
may also be largely genetically
Animals communicate by using
, behaviors that cause a change in another animal's behavior.
that allow communication through
control courtship behaviors of many insects and birds.
Some animals are capable of
communication via complex
occurs when behaviors are modified based on specific experiences.
Repeated exposure to the same stimulus may lead to loss of responsiveness to that stimulus in a
Many animals exhibit
during an early stage of development called the
takes place when animals associate one feature of their environment with another.
In many species, females choose their mate in a process called
for females in a process called
selection that can
variation among males and involve
can be explained by
fitness based on
The selective advantage of altruism can be quantified with
an individual can proliferate its
by helping offspring of close relatives.
Unit 8: Ecology
An Introduction to Ecology and the Biosphere
Ecology is the study of the interactions between
Biotic factors such as
, and other
among species can affect the distribution of organisms.
factors that affect the distribution of organisms include
The angle of the sun changes due to the
climate changes every year.
Large bodies of
effect on the climate of nearby terrestrial environments. Lakes experience
in temperate regions.
winds and cast a rain
The biotic and abiotic factors determine the nature of broad associations, called
biomes are divided into
biomes based on
by light penetration, temperature, and depth.
Streams and rivers:
Oceanic pelagic zone:
Marine benthic zone:
biomes are largely determined by the
and the types of vegetation adapted to the
of an area.
Temperate broadleaf forest:
Jul 28, 2009