Examlex
The "housekeeping" sigma factor in E. coli is:
Amine
Organic compounds derived from ammonia by replacement of one or more hydrogen atoms by hydrocarbon or other radicals; they play essential roles in biology as building blocks of proteins and neurotransmitters.
Developmental Psychologist
A professional who studies the growth and development of the human mind and behavior across the lifespan.
Newborns
Refer to infants from birth to about two months of age, during which they undergo rapid physical and cognitive development.
Three-Dimensional Patterns
Structured arrangements or designs that have depth, height, and width, giving them a sense of volume or space.
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