Evidence for a Mass Extinction Can Be Found in

question 38

Multiple Choice

Evidence for a mass extinction can be found in

• A) marine animals in the fossil record.
• B) Luis and Walter Alverez's research site in Italy.
• C) carbon-based molecules in Australian rocks.
• D) evidence of a meteorite near the Yucatan Peninsula.
• E) all of these are correct.

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Definitions:

Endosperm

Endosperm is the nutritive tissue within seeds of flowering plants, serving to feed the embryo during germination.

Vascular Tissue

The specialized tissue in plants responsible for the transport of water, nutrients, and sugars throughout the organism.

Mosses

Mosses are small, non-vascular plants that typically grow in dense green clumps or mats, often in damp or shady locations.

Whisk Ferns

Primitive plants belonging to the genus Psilotum, characterized by simple branching stems and lacking true leaves and roots.