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Chemistry of Life
review basic chemistry terms
Question | Answer |
---|---|
Matter | Anything that has mass and takes up space |
Atom | smallest unit of matter |
Element | substance made up of only one kind of atom |
Compound | Made of two or more elements bonded together |
Molecule | group of atoms held together by the energy of chemical bonds |
Glucose and oxygen | The products of photosynthesis |
Carbon Dioxide, water, ATP | The products of cellular respiration |
ATP | What cells use for energy transfer |
Carbohydrates | supply energy for cell processes |
Lipids | Store and release large amounts of energy |
Proteins | An organic compound that is the building block of many cellular structures |
Nucleic Acids | store important coded information |
Amino Acids | What proteins are made up of |
Mitochondrion | Where Cellular Respiration occurs |
Chloroplasts | Where photosynthesis occurs in plant cells (leaves) |
Phospholipids | What the double layer cell membrane is made up of. |
DNA | A special nucleic acid that contains the information that cells need to make molecules such as proteins. |
Homeostasis | The process of maintaining a stable internal equilibrium |
Diffusion | Movement of substances form a high concentration gradient to a lower gradient (cell membrane ) |
Passive transport | Movement of substances through the cell membrane without the use of energy (Osmosis) |
Osmosis | Movement of substances across a semi-permeable membrane |
Active transport | Movement of substances through the plasma membrane without the use of energy (Osmosis) |
Oxygen, Carbon, Hydrogen, Nitrogen | The four main elements of nearly all living things |