Examlex
Which of the following best fits the stage of reading which lasts from birth to the start of first grade,where children learn the essential prerequisites for reading,such as identifying letters?
Phosphate
A chemical compound containing the phosphate ion, involved in energy transfer and storage in biological systems.
Backbone
The spine or vertebral column; a series of connected bones or vertebrae that provide structural support and protection to the spinal cord in vertebrates.
Griffith's Transformation
Griffith's transformation experiment demonstrated that bacteria can take up foreign DNA from their environment and express its genetic information, a foundational experiment in molecular biology.
R-strain Bacteria
A type of bacteria distinguished by its rough appearance due to the absence of a polysaccharide capsule, often used in studies of bacterial transformation.
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