Cyanobacteria Are the Only Prokaryotes That Use ________ to Photolyze

question 17

Multiple Choice

Cyanobacteria are the only prokaryotes that use ________ to photolyze water to produce oxygen.

• A) photosystem I alone
• B) bacteriochlorophyll
• C) both photosystems I and II
• D) plastocyanin
• E) carboxyzomes

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Definitions:

Sperm Cells

Male reproductive cells, which contribute half of the genetic material necessary for fertilization of an ovum.

Threadlike Structure

Thin, elongated formations typically found in biological organisms, such as the strands of DNA or muscle fibers.

Chromosome

A threadlike structure made up of genes. In humans, there are 46 chromosomes in every cell except sperm and ova.

Mitosis

A type of cell division in eukaryotic cells that results in two genetically identical daughter cells from a single parent cell.