Rolling Circle Replicationـــــــــــــــــــــــ

question 5

Multiple Choice

Rolling circle replicationـــــــــــــــــــــــ .

• A)begins when the origin of replication is pulled apart to generate a replication bubble
• B)occurs at the origin of vegetative replication
• C)begins when the origin of replication is nicked and one strand is unrolled
• D)occurs when a plasmid replicates in step with host cell division

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Definitions:

Gliomas

A type of tumor that occurs in the brain and spinal cord, arising from glial cells.

Meningiomas

A type of brain tumor that arises from the meninges, the protective membranes that cover the brain and spinal cord.

Metastatic

Metastatic refers to the process by which cancer cells spread from the original (primary) site to other parts of the body, forming new (secondary) tumors.

Blood-Brain Barrier

A semipermeable barrier between the brain's blood vessels and the brain tissue that prevents certain substances from passing through.