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Cartilage
________- specialized connective tissue in which the ground substance forms a characteristic type of glycoprotein, called chondroitin.
Glands
________ are composed of epithelial tissues that produce metabolic products and secrete them into ducts or body fluid.
Thermogenesis
________- when temperature falls below a critical lower threshold, an animal may resort to ________, the use of normal metabolism to produce heat.
Mammalian thermoregulation
________ is controlled by the hypothalamus.
Q10
________- is a measure of temperature sensitivity.
temperature
Changes in ________ can effect level of mental concentration and performance.
Endotherms
________ create internal metabolic heat for conservation or dissipation.
cardiac muscle
The heart is composed of ________ and is the only place ________ is found.
Ectotherms
________ regulate temperature using behavior.
Neurons
________- elongated cells that conduct electrical impulses.
Negative Feedback
________- serves to maintain a "normal "status of a variable.
Immune System
________- responds to any invaders that penetrate the first defense.
Adipose Cells
________ (fat tissue)- important for nutrient.
Endotherms
Organisms that use metabolism to generate body heat and maintain their temperatures above the ambient temperature are called .
Bone
________- the matrix in ________ tissue is composed of calcium phosphate crystals.
Blood
________ we classify blood as a connective tissue because it contains abundant extracelluar material, the fluid plasma.
Digestive System
________- includes how we eat, absorb nutrients, and eliminate solid wastes.
Reproduction and Development
________ ensure continuity of the species.
Integumentary System
________- (skin) the first line of defense.
Reproductive System
________ is responsible for biological continuity.
Bone Cells
________ (Osteocytes)- remain alive even though the extracellular matrix becomes hardened with calcium phosphate crystals.
musculoskeletal system
________ consists of two interrelated organ systems.
Circulatory System
________- contains the heart and vessels that pump and distribute blood, carrying nutrients and other and other substances throughout the body.
Organ System
________- a group of organs that cooperate to perform the major animal bodily functions.
Q10
The ration between the rates of a reaction at two temperatures that differ by 10 degrees C is called the ________ for the enzyme.
Temperature
________ is determined by internal and external factors.
Note 
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