We Have Unique Patterns on Our Fingers, Toes, Palms, and Soles

question 40

Multiple Choice

We have unique patterns on our fingers, toes, palms, and soles created by:

• A) epidermal ridges.
• B) dendritic (Langerhans) cells.
• C) cleavage lines.
• D) Merkel cells.

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Definitions:

Nonvascular Gametophyte

A stage in the life cycle of nonvascular plants, such as mosses, that produces gametes without the need for a circulatory system for water and nutrients.

Dry Conditions

Environmental or atmospheric situations characterized by a lack of moisture or water.

Monocot

A group of flowering plants (angiosperms) that are characterized by having one cotyledon (seed leaf), parallel leaf veins, and floral parts typically in multiples of three.

Eudicot

Eudicotyledones; flowering plant group; members have two embryonic leaves (cotyledons), net-veined leaves, vascular bundles in a ring, flower parts in fours or fives and their multiples, and other characteristics.