A.   most animals are composed of cells organized into

B.   the biological form of an organism

C.   Organs make up these called

A.   the biological functions an organism performs

B.   the biological form of an organism

C.   Tissues make up these called

A.   the biological functions an organism performs

B.   most animals are composed of cells organized into

A.   Main components include gonads and asociated organs. Function in gametes production, fertilization, and embryo development

B.   Includes skeletal muscles. Functions in locomotion and other movement

C.   Main components include skin and its derivatives. Function in protection against mechanical injury, infection, dehydration, and thermoregulation

A.   Main components include skin and its derivatives. Function in protection against mechanical injury, infection, dehydration, and thermoregulation

B.   Main components include gonads and asociated organs. Function in gametes production, fertilization, and embryo development

C.   Includes pituitary and other hormone secreting organs that are involved in coordination of body activities.

A.   Includes mouth, stomach, intestines and glands that are involved in food processing

B.   Includes heart, blood vessels and blood. Functions in the distribution of materials

C.   Includes brain, spinal cord and nerves. Functions in coordination of body activities

A.   Includes skeletons. Functions in body support, protection of internal organs and movement.

B.   Includes heart, blood vessels and blood. Functions in the distribution of materials

C.   Includes brain, spinal cord and nerves. Functions in the coordination of the body activities

A.   maintain a "steady state" or internal balance regardless of external environment

B.   uses internal control mechanisms to control internal change in the face of external fluctuation

C.   uses internal control mechanisms to control internal change in the face of external fluctuation

A.   physiological changes that occur roughly every 24 hours

B.   maintain a “steady state” or internal balance regardless of external environment

C.   uses internal control mechanisms to control internal change in the face of external fluctuation

A.   physiological changes that occur roughly every 24 hours

B.   muscles or glands that can renerate a response

C.   a temporary adaptive change during an animal’s lifetime

A.   allows its internal condition to vary with certain external changes

B.   physiological changes that occur roughly every 24 hours

C.   muscles or glands that can generate a response

A.   the process by which animals maintain an internal temperature within a normal range

B.   transfer heat between fluids flowing in opposite directions and thereby reduce heat loss

C.   the transfer of heat by air or liquid moving past a surface

A.   the emission of electromagnetic waves

B.   animals generate heat by metabolism

C.   the loss of heat when the liquid becomes gas

A.   the heat transfer by contact

B.   the emission of electromagnetic waves

C.   animals generate heat by metabolism

A.   animals gain heat from external sources

B.   transfer heat between fluids flowing in opposite directions and thereby reduce heat loss

C.   the process by which animals maintain an internal temperature within a normal range

A.   a physiological state of decreased activity and metabolism

B.   the metabolic rate of an ectotherm at rest at a specific temperature

C.   the overall flow and transformation of energy in an animal

A.   the sum of all the energy an animal uses in a unit of time

B.   the metabolic rate of an endotherm at rest at a "comfortable" temperature

C.   long-term torpor that is an adaptation to winter cold and food scarcity

A.   long-term torpor that is an adaptation to winter cold and food scarcity

B.   the metabolic rate of an endotherm at rest at a "comfortable" temperature

C.   the overall flow and transformation of energy in an animal

A.   the metabolic rate of an ectotherm at rest at a specific temperature

B.   a physiological state of decreased activity and metabolism

C.   the sum of all the energy an animal uses in a unit of time