If Humans Have 2,900 Mb, a Specific Member of the Lily

question 41

Multiple Choice

If humans have 2,900 Mb, a specific member of the lily family has 120,000 Mb, and a yeast has ~13 Mb, why can't this data allow us to order their evolutionary significance?

• A) Size matters less than gene density.
• B) Size does not compare to gene density.
• C) Size does not vary with gene complexity.
• D) Size is mostly due to "junk" DNA.
• E) Size is comparable only within phyla.

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Definitions:

Cis Face

The cis face refers to the side of the Golgi apparatus where proteins and other molecules enter. It is typically oriented towards the endoplasmic reticulum.

Golgi Complex

Organelle composed of stacks of flattened, membranous sacs. Mainly responsible for modifying, packaging, and sorting proteins that will be secreted or targeted to other organelles of the internal membrane system or to the plasma membrane; also called Golgi body or Golgi apparatus

Accepting Vesicles

Vesicles that receive transported materials within the cell, often involved in processes like endocytosis and exocytosis.

Golgi Complex

An organelle found in most eukaryotic cells, involved in the modification, sorting, and packaging of proteins for secretion or use within the cell.