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25 Cards in this Set
- Front
- Back
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study of life and its functions
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biology
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study of the transmission of characteristics from parent to offspring by means of their dna
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inheritance
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the smallest unit of life
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cell
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the smallest unit of matter
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atom
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smallest unit of water
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molecule
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the periodic table is an arrangement of **** based on the order of their protons
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elements
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a subatomic particle with a negative charge which orbits the nucleus of an atom
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electron
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the force which holds two atoms together by sharing a pair of electrons
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covalent bond
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the force which holds two oppositely charged particles together
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ionic bond
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the molecules found in living organisms are compounds of carbon which are called
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organic compounds
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energy storing molecules which have C, H, and O and include the fats and oils
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lipids
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polymers or chains of amino acids form molecules called
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proteins
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a single unit of a DNA molecule
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nucleotide
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the category of energy molecules which contains glucose and starches
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carbohydrate
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the threadlike structure within the nucleus which is made of DNA and visible during mitosis
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chromosome
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the phospholipid bilayer with embedded proteins forms a cellular structure called
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cell membrane
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a molecule such as water which has a linkage to a different water molecule due to an uneven distribution of charge forms a **** bond which gives shape to molecules like proteins
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hydrogen
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molecules which have an even charge distribution such as lipids are **** molecules
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polar
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organisms which have a nucleus and membrane-bound organelles
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eukaryotes
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organism without an organized nucleus
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prokaryote
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the organelle which is the site of protein synthesis
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ribosome
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the organelle which is the site of cellular respiration
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mitochondrion
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the organelle which secretes substances made by the endoplasmic reticulum to the exterior of the cell
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golgi
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the outer boundary of plant cells
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cell wall
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the organelle which is the site of photosynthesis in plant cells
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chloroplast
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