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sci.ch 1


What is the basic unit of structure and function of living things? Cell
What is the part of a cell that directs all of the cells activities? Nucleus
Which organelle directs a cells activities? The nucleus
Which is found only in plant cells? Cellwall
Name the things that plantcells and animalcells have and dont have in common. They both have a nucleus,vacuole,cellmembrane,mitochondrion, cytoplasm,and chromosoms. The things they dont have in common are plantcells have a cellwall and the animalcell does not. And the plantcell has clorolplast and the animalcell does not.
What is a group of cells that work toghether to perform a certain function? Tissue
What is a group of tissues that work toghether to perform a certain function? Organ
What is the organ system that turns food into nutrients that body cells need for energy,growth,and repair? Digestive system
Which type of tissue forms bones,tendons,and ligaments? Connective tissue
Most of your body mass is what tissue? Muscle tissue
What is the liquid part of blood called? Plasma
Names the systems in order to keep you alive. cell,tissue,organ,organ system
What is made up of the heart,the blood vessels,and the blood? Circulatory system
What is a group of organs and tissues that exchange oxygen and carbon dioxide between your body and the environment? Respiratory system
What includes bones,cartilage,and ligaments? Skeletal system
What includes muscles and tendons that move bones? Muscular system
What enables you to sense your environment and to react to it? Nervous system
Which type of muscle forms the walls of the heart,voluntary or involuntary? Involuntary
Explain yhe path that blood takes when it flows from the lungs and throughout the body. The lungs take in oxygen from the air we breathe,the blood absorbs the oxygen in our lungs,and is pumped through our body by viens,arteries and heart.
Name the two main parts of the nervous system and what they are made up of. PART ONE: Central nervous system is made up of the brain and spinal cord. PART TWO: Peripheral nervous system is made up sensory organs such as your eyes and ears.
Created by: SMDSMD1