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a hairlike projection from the surface of a cell; provides locomotion in free-swimming unicellular organisms
an organelle found in the cytoplasm of most cells (especially in leukocytes and liver and kidney cells)
cell nucleus, karyon, nucleus
a part of the cell containing DNA and RNA and responsible for growth and reproduction
a small round body of protein in a cell nucleus; such organelles contain RNA and are involved in protein synthesis
an organelle containing enzymes responsible for producing energy
one of a pair of small cylindrical cell organelles near the nucleus in animal cells; composed of nine triplet microtubules and form the asters during mitosis
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
the nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote
a large mitochondrion in a striated muscle fiber
an oval mass of grey matter located in the caudal part of the subthalamus; associated with the striate body