T4 DNA Phage Capsids Are Packaged from Concatemers and Contain

question 16

Essay

T4 DNA phage capsids are packaged from concatemers and contain 103% of the phage genome. Explain how this happens and what this means about the ends of the genome.

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Definitions:

Muscle Fiber

An individual muscle cell, known for its elongated shape, that contracts to produce force and movement.

Sarcoplasm

A type of cytoplasm found in muscle cells, rich in stored lipids, glycogen, and the proteins necessary for muscle contraction.

Intercalated Discs

Specialized structures located at the cell boundaries in cardiac muscle fibers that facilitate the coordinated contraction of the heart muscle.

Cardiac Muscle

Involuntary, striated type of muscle found in the vertebrate heart. Compare with smooth muscle and skeletal muscle.