Morphological, Fossil, and Molecular Evidence Support Phylogenetic Placement of Birds

question 34

Multiple Choice

Morphological, fossil, and molecular evidence support phylogenetic placement of birds among the reptiles, specifically in a specialized group of predatory dinosaurs called theropods.Which statement does not support this assertion?

• A) Modern birds and fossil theropods have dense, solid bones.
• B) Modern birds and fossil theropods have a bipedal stance.
• C) Modern birds and fossil theropods have a pelvis that points backward.
• D) Modern birds and fossil theropods have elongated forelimbs with three fingers.
• E) Modern birds and fossil theropods have three-fingered feet.

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Definitions:

Famine

Famine is a severe shortage of food, often due to disaster, war, or economic failure, leading to widespread hunger and malnutrition.

Unequal Access

A situation where different groups or individuals have varying levels of access to resources, information, or opportunities, often leading to disparities and inequality.

Sex Ratio

A demographic measure indicating the number of males for every 100 females in a population.

Life Expectancy

The average period that an individual is expected to live, based on statistical averages of age, national health standards, and other factors.