The answer is chlorophyll a.
Chlorophyll a is the only light-absorbing pigment in reaction centers.
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If a scientist is studying an infectious agent in a lab, it is very important to understand the implications of evolution because then the scientist will be able to predict how the agent will adapt to different hosts.
The correct way to describe science is that is referred as a way of knowing.
The reason for this definition is that, it is responsibility of ancient to help humans to gain knowledge and understands in response to what they want to search so as to know more about something.
It organizes and builds knowledge for predictions and explanation on the universe.
Science can be divided into natural science, social science which include economics, and formal science which include mathematics.
A method of procedure that has characterized natural science since the 17th century of systematic,consisting in systematic observation,measurment,experiment,formulation
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