Warm Front would be your answer
True.An operon is a prokaryote. Its is a group of genes working together to make a specific protein.
The answer is Condenser. It is a small non non-magnifying
lens system that condenses light before it passes through the specimen.
Concentrates light on the specimen. Located beneath the stage. First, the iris
diaphragm creates an aperture that regulates the amount of light passing
through the condenser and ultimately the ocular lenses.
The addition of acetyl groups to histones is associated with chromatin condensation and and higher levels of gene expression