Round off each of the following to three significant figures.
-6.3477 × 
Definitions:
Homeobox-Like Genes
Genes that contain a homeobox DNA sequence coding for proteins that bind DNA, playing crucial roles in regulating the development of anatomical structures in organisms.
E. Coli
A common bacterium found in the intestines of animals, including humans, and is sometimes associated with food poisoning.
Founder Cell
A cell from which a particular cell lineage is derived.
Caenorhabditis Development
The study of the developmental biology of Caenorhabditis species, such as the model organism C. elegans, including stages from the fertilized egg to the adult.
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