Translation proceeds in three phases: 1  Initiation: The ribosome assembles around the target mRNA. 2  Elongation: The tRNA transfers an amino acid to the tRNA corresponding to the next codon. 3  Termination: When a stop codon is reached, the ribosome releases the polypeptide.
To learn more about this topic, use the lesson called Phrase in Music: Definition & Structure. The lesson focuses on the following subjects: 1  Define the word, 'phrase' in regard to music.  Differentiate between weak and strong cadences.
Melody is a succession of musical pitches played or sung to a certain rhythm. A melody can also be thought of as the direction and shape of a musical line given by a pattern of pitches. Most melodies are derived from scales and melodies are considered the most expressive element in music, (rhythm the most physical).