Examlex
The release of a hormone by a gland is called signal transduction.
Sunlight
The natural light that emanates from the sun, essential for most forms of life on Earth.
Hydrogen Ions
Positively charged ions, or protons, denoted as H+, which are fundamental in determining the acidity or pH level of solutions.
Thylakoid Membrane
The site within chloroplasts that contains chlorophyll and where the light-dependent reactions of photosynthesis occur.
Stroma
The supportive tissue or matrix of an organ, as in the stroma of the ovary, or the dense fluid within the chloroplast where the Calvin cycle occurs in photosynthesis.
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