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Biology Vocabulary Review

any solution that has a lower concentration of solute than another solution.
a solution with a higher concentration of solute (dissolved substance) than some other solution
an organism's reproductive cells
Energy molecule
is a process where a single cell divides twice to produce four cells containing half the original amount of genetic information.
What cells do to break up sugars into a form that the cell can use as energy
the ability or tendency to maintain internal stability in an organism to compensate for environmental changes.
is nuclear division plus cytokinesis, and produces two identical daughter cells
Basic units of proteins
the breakdown of glucose by enzymes, releasing energy and pyruvic acid (happens outside mitochondria)
have an organized nucleus with a nuclear envelope and oprganelles
a group of biological cells that perform a similar way to function
a collection of tissues joined in a structural unit to serve a common function
Basic unit of DNA/RNA
a sequence of three DNA or RNA nucleotides that corresponds with a specific amino acid or stop signal during protein synthesis.
Process that requires oxygen
the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA).
the physical process of cell division, which divides the cytoplasm of a parental cell into two daughter cells
process by which molecules move from high to low concentration
the tendency of a fluid, usually water, to pass through a semipermeable membrane into a solution where the solvent concentration is higher, thus equalizing the concentrations of materials on either side of the membrane
Single cell organism that lacks a nucleus
Makes proteins