Which of the Following Is True Concerning Chlorophyll

question 53

Multiple Choice

Which of the following is true concerning chlorophyll?

• A) It abosrbs green light, which is why leaves are green
• B) Chlorophyll a and b each have peaks of absorption at two different wavelengths
• C) Chlorophyll a has a maximum absorption at 600 nm
• D) Between the two chlorophylls, light is absorbed between 400 and 700 nm

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Definitions:

Linear DNA

DNA molecules that exist in a straight or linear form, as opposed to circular DNA found in some bacteria and the mitochondria of eukaryotes.

Unwound Chromatin

Refers to the relaxed form of chromatin, making it accessible for processes like transcription and replication.

Nucleosomes

Repeating units of chromatin structure, each consisting of a length of DNA wound around a complex of eight histone molecules. Adjacent nucleosomes are connected by a DNA linker region associated with another histone protein.

Scaffolding Proteins

Nonhistone proteins that help maintain the structure of a chromosome.