Why Are Cones in the Fovea Capable of Sending Detailed

question 214

Multiple Choice

Why are cones in the fovea capable of sending detailed and precise visual information?

• A)They connect to bipolar cells in a one-to-one fashion.
• B)Compared to rods,their speed of transmission is faster.
• C)Their cell bodies are highly responsive to neurotransmitters.
• D)They connect directly to brain centres responsible for visual processing.

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Definitions:

DNA Replication

The process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules.

Histone

Type of protein that associates with DNA and structurally organizes eukaryotic chromosomes.

Nucleosome

Unit of chromosomal organization: a length of DNA wound twice around histone proteins.

Histone Proteins

Proteins that package and order DNA into structural units called nucleosomes, playing a role in gene regulation.