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25 Cards in this Set

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