Which of the Following Characteristics Allowed Early Gnathostomes to Become

question 57

Multiple Choice

Which of the following characteristics allowed early gnathostomes to become successful predators?

• A) fins stiffened with bone that increased maneuverability and improved gas exchange through the skin
• B) fins stiffened with bone that increased maneuverability and improved gas exchange in the gills
• C) lobe fins that allowed temporary access to land and improved gas exchange through the skin
• D) lobe fins that allowed temporary access to land and improved gas exchange in the gills

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Definitions:

Dietary Recommendations

Guidelines provided by health professionals regarding what types of foods should be eaten and in what proportions to maintain health.

USDA's "My Plate"

A nutrition guide created by the United States Department of Agriculture, illustrating the five food groups using a plate model for balanced meals.

Growing Pains

Diffuse muscle aches and pains experienced by children and adolescents, often during nights, without a clear medical cause but thought to be related to growth spurts.

Vitamin Deficiency

A lack of essential vitamins in the diet, leading to various health problems and diseases.