Arrange the Steps in RNA Splicing in Order from Earliest

question 86

Multiple Choice

Arrange the steps in RNA splicing in order from earliest to latest. 1 - exon ends are covalently joined together
2 - components of the spliceosome bind conserved regions in the intron and bring them together in close proximity
3 - acceptor splice site is cut.
4 - donor splice site is cut and the end of the intron is joined covalently to the branch site

• A)3, 4, 1, 2
• B)2, 4, 3, 1
• C)2, 3, 1, 4
• D)3, 2, 4, 1
• E)3, 1, 2, 4

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Definitions:

Neuron

A neuron, which serves as the foundational unit of the nervous system, crucial for conveying information all over the body.

Absolute Refractory Period

A time during which a neuron is unable to fire another action potential, no matter how strong the incoming stimulus.

Neuron

The basic working unit of the brain, a specialized cell designed to transmit information to other nerve cells, muscle, or gland cells.

Axon

A long, threadlike part of a nerve cell along which impulses are conducted from the cell body to other cells.