Which of These Situations Regarding Phloem Sources and Sinks Is

question 6

Multiple Choice

Which of these situations regarding phloem sources and sinks is not correct?

• A)The root of a carrot plant is a source.
• B)Young leaves are sinks.
• C)A growing pumpkin is a sink.
• D)In a seedling, the cotyledons would be sources.

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Definitions:

Polysaccharides

Complex carbohydrates formed by the polymerization of simplex sugar molecules, serving as energy storage or structural components in organisms.

Bacterial Conjugation

A method of genetic transfer where bacteria exchange genetic material through direct cell-to-cell contact.

Horizontal Gene Transfer

The movement of genetic material between unicellular and/or multicellular organisms other than by the "vertical" transmission of DNA from parent to offspring.

Binary Fission

A form of asexual reproduction seen in prokaryotic organisms and some single-cell eukaryotes where a cell divides into two genetically identical cells.