Examlex
Why can't achievement tests tell us about a person's intelligence?
Cell Wall
A rigid layer that lies outside the plasma membrane of the cells of plants, fungi, and bacteria, providing structural support and protection.
Active Transport
A cellular process that uses energy, often from ATP, to move substances across a cell membrane against their concentration gradient.
Subscription Service
A business model where customers pay a recurring price at regular intervals to access a product or service.
Tracks
In digital media, tracks refer to individual pieces of audio or video in a collection; in computing, it can also refer to the concentric circles on a disk where data is stored.
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