The answer to this question is phase. These three properties, amplitude, frequency and phase are basic properties of waves. Frequency refers to the number of cycles per second, amplitude refers to the strength, and phase is the position of the wave on the time axis.
<span>Any of the chemical reactions that take place during the second stage ofphotosynthesis and do not require light. During the dark reactions, energyreleased from ATP (created by the light reactions) drives the fixation ofcarbon from carbon dioxide in organic molecules. The </span><span>Calvin cycle </span><span>formspart of the dark reactions. As long as ATP is available, the dark reactionscan occur in darkness or in <span>light. </span></span>
Answer:
cellular respiration
Explanation:
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Because bacteria mutates that's why we have a new flu vaccine every year , because strains of DNA in the bacteria change all the time.