Living organisms
The idea that living things are made of cells.
What is cell theory?
the number of same species in an area
What is population?
a starch or sugar used to store energy
What is a carbohydrate?
a reaction in which energy is emitted
What is an exothermic reaction?
a substance that has a pH level lower than 7
What is an acid?
an individual living thing
What is an organism?
All the populations in the same area
What is community?
a chain of amino acids
What is a protein?
A reaction in which energy is absorbed
What is an endothermic reaction?
a substance that has a pH level higher than 7
What is a base?
the idea that characteristics are transferred from parents to offspring within chromosomes.
What is gene theory?
Abiotic and biotic factors in an area
What is an ecosystem?
A fat or oil that stores energy for later
What is a lipid?
The energy required to start a chemical reaction.
What is activation energy?
Name two special characteristics of water
-High boiling point, expands when it freezes, surface tension, solution, excellent solvent, high specific heat, etc.
A relationship between organisms for the same resource.
What is competition?
Similar ecosystems with similar environments
What is a biome?
A chain of polynucleotides.
What is a nucleic acid?
exothermic reactions which break down larger molecules and supply energy
What is a catabolic reaction?
Name a base.
Bleach, ammonia, soap, baking soda, blood, etc.
a close relationship between species where at least one benefits
What is symbiosis?
The part of Earth where life exists.
What is biosphere?
a LONG chain of amino acids
What is a polypeptide?
endothermic reactions which build up large molecules and require energy
What is an anabolic reaction?
Name an acid
Vinegar, stomach acid, apple juice, lemon, milk, etc.