Answer:
Matter is conserved because atoms are conserved in physical and chemical processes. As complex as the water cycle is, water molecules are conserved and endlessly recycled in nature. Conservation of mass is a physical law that s never broken.This cycle continues with no loss of water.
Answer:
It means the organisms ability to survive and reproduce in an specific environment.
Explanation:
Body systems include:
Circulatory-
INCLUDES: Heart, blood vessels, blood lymph nodes and vessels, lymph
FUNCTIONS: Transports nutrients, wastes, hormones, and gases
Digestive-
INCLUDES: Mouth, throat, esophagus, stomach, liver, pancreas, and small and large intestines.
FUNCTIONS: Extracts and absorbs nutrients from food; removes wastes; maintains water and chemical balances.
Endocrine-
INCLUDES: Hypothalamus, pituitary, pancreas, and many other endocrine glands.
FUNCTIONS: Regulates body temperature, metabolism, development, and reproduction; maintains homeostasis; regulates concentration of body fluids.
Excretory-
INCLUDES: Kidneys, urinary bladder, ureters, urethra, skin, lungs
FUNCTIONS: Removes wastes from blood; regulates conccentration of body fluids.
Immune-
INCLUDES: White blood cells, lymph nodes and vessels, skin.
FUNCTIONS: Defends against pathogens and disease.
Integumentary -
INCLUDES: Skin, nails, hair
FUNCTIONS: Protects against injury, infection, and fluid loss; helps regulate body temperature.
Muscular-
INCLUDES: Skeletal, smooth, and cardiac muscle tissues.
FUNCTIONS: Moves limbs and trunk; moves substances through body; provides structure and support.
Nervous-
INCLUDES: Brain, spinal cord, nerves, sense organs.
FUNCTIONS: Regulates behavior; maintains homeostasis; regulates other organ systems; controls sensory and motor fuctions.
Reproductive-
INCLUDES: Testes, penis(in males); Ovaries, uterus, breasts(in females)
FUNCTIONS: Produces gametes and offspring.
Repertory-
INCLUDES: Lungs, nose, mouth, trachea.
FUNCTIONS: Moves air into and out of lungs; controls gas exchange between blood and lungs.
Skeletal-
INCLUDES: Bones and joints.
FUNCTIONS: Protects and supports the body and organs; interacts with skeletal muscles, producs red blood cells, white blood cells, and platelets
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