Precursor is defined as something that led to the creation of something similar but new. An example of precursor is how radio came before but helped create television. The definition of a precursor is something or someone that came before. An example of a precursor is the dark clouds before a storm.
What is considered a precursor?
Definition of precursor
1a : one that precedes and indicates the approach of another. b : predecessor. 2 : a substance, cell, or cellular component from which another substance, cell, or cellular component is formed.
What’s a precursor in biology?
In chemistry, a precursor is a compound that participates in a chemical reaction that produces another compound. In biochemistry, the term “precursor” often refers more specifically to a chemical compound preceding another in a metabolic pathway, such as a protein precursor.
What is a precursor in genetics?
precursor. Something that precedes. 1. (Science: biochemistry) In biological processes, a substance from which another, usually more active or mature substance is formed.
What are precursors in history?
The Precursors originated outside the Milky Way and arrived in the galaxy billions of years ago. They were an incredibly advanced race of beings who explored many galaxies and seeded them with life over the course of many billions of years as part of a grand experiment.
What is another word for a precursor?
Some common synonyms of precursor are forerunner, harbinger, and herald. While all these words mean “one that goes before or announces the coming of another,” precursor applies to a person or thing paving the way for the success or accomplishment of another.
What is precursor writing?
The Precursor alphabet is a substitution cipher written by Naughty Dog Inc. for use in the Jak and Daxter series. It appears to have deep Precursor origins as it is used in almost every Precursor artifact in the series, as well as common signs, posters, and other game elements.
What is a precursor in pharmacology?
The term “precursor” is applied to an inactive substance converted to an active one (such as an enzyme, vitamin, or hormone). The term “precursor” applies to any chemical that is transformed into another.
What are RNA precursors?
RNA transcripts of the DNA that are in some unfinished stage of post-transcriptional processing (RNA PROCESSING, POST-TRANSCRIPTIONAL) required for function. Resulting mature RNAs can then be used; for example, mature mRNA (RNA, MESSENGER) is used as a template for protein production.
What is precursor activation?
Precursor Activation
The accumulation of a substance within a cell may specifically activate (blue arrow) an enzyme that sets in motion a sequence of reactions for which that substance is the initial substrate. This reduces the concentration of the initial substrate.
What is the function of the amyloid protein precursor?
Amyloid precursor protein (APP) is an integral membrane protein expressed in many tissues and concentrated in the synapses of neurons. It functions as a cell surface receptor and has been implicated as a regulator of synapse formation, neural plasticity, antimicrobial activity, and iron export.
Are Flood precursors?
It was later revealed that the Flood was not a creation of the Precursors, but the Precursors’ perverted and insane remains of themselves. The dust that humanity had discovered that led to the birth of the Flood threat was one of the failsafe measures the Precursors put into place to try and avoid their extinction.
How do you use the word precursor in a sentence?
Precursor in a Sentence
- As I looked up in the sky, I saw a large dark cloud, a precursor of an upcoming storm.
- After watching my nephew for a while, I can easily recognize his moodiness as a precursor to naptime.
- A movie preview is a standard precursor before the presentation of a feature film.
What is opposite precursor?
Noun. ▲ Opposite of an earlier model. successor. heir.
What do you call the person who comes after you?
The successor takes over when someone gives up a position or title or when something becomes outdated. The noun successor was first used in the 13th century to mean “one who comes after.” It’s often used in reference to a royal court, where the successor is usually the king’s eldest son.
What does precursor mean in the Bible?
In religion, a precursor, also known as forerunner, predecessor, harbinger or herald, is a holy person who announced the approaching appearance of a central figure of the religion or who identified a central figure of the religion during the latter’s childhood.
What is a precursor to the unfolding or existence of something?
antecedent. defined as a precursor to the unfolding or existence of something. Thus, historical antecedents in science and technology are factors that paved the way for the presence of advanced and sophisticated scientific and technological innovations today.
What is the difference between forerunner and precursor?
As nouns the difference between precursor and forerunner
is that precursor is that which precurses, a forerunner, a predecessor, an indicator of approaching events while forerunner is a runner at the front or ahead.
What do the precursor orbs say?
Along the pentacle of the orb is a curvy line wrapping around the entire surface, with “Naughty Dog” written in Precursor writing.
What is medical precursor?
Precursor: Forerunner. That which precedes or is derived from an available source. The term “precursor” is applied to an inactive substance converted to an active one (such as an enzyme, vitamin, or hormone). The term “precursor” applies to any chemical that is transformed into another.
What is precursor in food?
‘Flavour precursor’ shall mean a product, not necessarily having flavouring properties itself, intentionally added to food for the sole purpose of producing flavour by breaking down or reacting with other components during food processing.
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