Ribosomes

question 18

Multiple Choice

Ribosomes

• A)are the only sites where proteins are made
• B)contain protein in their chemical makeup
• C)contain RNA in their chemical makeup
• D)consist of subunits that are constructed inside the nucleus
• E)are characterized by all of the above

---

Definitions:

Synaptic Pruning

The process of eliminating synaptic connections in the brain that are weak or unused to enhance neurological efficiency.

Neuronal Pruning

The process of eliminating unused or weaker neuronal connections in the brain to enhance the efficiency of neuronal transmissions.

Neurogenesis

The process by which new neurons are formed in the brain, which occurs throughout a person's life, particularly in the hippocampus and olfactory bulb.

Myelination

The process of forming a myelin sheath around the nerve fibers to increase the speed at which information travels through the nervous system.