There must be a change in the chemical composition of the substance and the change is highly irreversible
<u>Sensory</u> memory.
Explanation:
Sensory memory is the type of memory that stores information for a very brief period of time it is even shorter than the time period of the short term memory.
Sensory memory helps the brain to hold the effects of a sensory stimulus for sometime even after the stimulus has ceased. This helps in continuous perception and processing of data in the brain.
The expression of continuous reading, writing and speaking are due to the existence of sensory memory.
If sensory memory does not function properly then, the synchronization of words and their understanding would have been impossible.
Answer: <em>D. Causes an accumulation of lipids in brain cells</em>
Explanation:
Tay-Sachs disease is caused by a genetic mutation in the <em>HEXA</em> gene. It is an autosomal recessive disease that causes the mutation on an enzyme, which metabolizes <em>GM2 Ganglioside</em> in nerve cells, this leads to a build-up of the molecule in brain cells. At the moment there is no cure for the disease, only support treatment is available.
Cells break into 2’s and keep breaking apart