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Secretion

Secretion: Definition, Types, & Function

Table of Contents Secretion Definition The method of moving molecules manufactured within a cell to the space outside of the cell is referred to as secretion. Usually, these secreted substances are called functional proteins. However, the range can include non-protein products such as steroids. This process is opposite to excretion

Heterochromatin, What is Heterochromatin,

Heterochromatin: Definition, Types, & Examples

Table of Contents Heterochromatin Definition Heterochromatin is the densely packed region of chromatin that impairs the transcription of that particular section of DNA. Euchromatin unlike heterochromatin is lightly packed and genes that are actively transcribed are located in this region. Chromatin comprises DNA and proteins that bind DNA and stabilize