CYTOPLASM Antonyms

• an organelle found in the cytoplasm of most cells (especially in leukocytes and liver and kidney cells)

• a part of the cell containing DNA and RNA and responsible for growth and reproduction

• the positively charged dense center of an atom

• a small group of indispensable persons or things

• (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail

• any histologically identifiable mass of neural cell bodies in the brain or spinal cord

• the central structure of the lens that is surrounded by the cortex

• an organelle in the cytoplasm of a living cell; they attach to mRNA and move down it one codon at a time and then stop until tRNA brings the required amino acid; when it reaches a stop codon it falls apart and releases the completed protein molecule for use by the cell

• a tiny cavity filled with fluid in the cytoplasm of a cell

• A spherical or ovoid organelle found in the cytoplasm of eukaryotic cells and containing genetic material separate from that of the host; it is responsible for the conversion of food to usable energy in the form of ATP.

• (sometimes proscribed) mitochondrion

• An intracellular organelle found in all eukaryotes (except Archezoa) which is the source of the enzymes that catalyze the production and breakdown hydrogen peroxide, and are responsible for the oxidation of long-chain fatty acids.

• a netlike structure in the cytoplasm of animal cells (especially in those cells that produce secretions)

• a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell