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Regeneration in the CNS

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Questions and Answers

What blocks the regeneration of axons in the CNS?

Astrocyte scars forming a barrier (correct)

Immature glial cells stimulating growth

Oligodendroglia forming a path

Proteins embedded in the cell membrane

Where is the genetic material contained in a cell?

Mitochondria

Golgi bodies

Nucleus (correct)

Endoplasmic reticulum

What is the function of channel proteins in the cell membrane?

To stimulate axon growth

To allow passage of ions (correct)

To change shape in response to voltage

To package proteins in Golgi bodies

What is the purpose of gene transcription?

To transcribe DNA into mRNA Signup and view all the answers

What is the function of gate proteins in the cell membrane?

To allow substances to pass through on some occasions but not others Signup and view all the answers

What is the purpose of the Golgi bodies?

To package proteins for shipping on microtubules Signup and view all the answers

What type of chromosome determines the sex of a human?

X chromosome Signup and view all the answers

What is the process where the traits of both alleles are expressed completely?

Co-dominance Signup and view all the answers

Which genetic disorder is caused by a recessive allele?

Tay-Sachs Disease Signup and view all the answers

What is the term for the genetic makeup of an organism?

Genotype Signup and view all the answers

Which protein is responsible for actively transporting a substance across a membrane?

Pump Signup and view all the answers

What is the term for the physical and behavioural traits expressed by an organism?

Phenotype Signup and view all the answers