Examlex
Which of the following is the best definition of a scientific theory?
Signaling Molecules
Chemicals that transmit information between cells in the body, facilitating various physiological processes such as growth, inflammation, and neural communication.
Callus
Undifferentiated tissue formed on an explant (excised tissue or organ) in plant tissue culture.
Trichomes
Small hair-like outgrowths on plants that serve various functions including protection against herbivores and minimizing water loss.
Parenchyma
A type of plant tissue composed of living cells that are often spacious and used for functions such as photosynthesis, storage, and tissue repair.
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