Some Dinosaurs and Birds Share Characteristics That Make Flight Possible

question 54

Multiple Choice

Some dinosaurs and birds share characteristics that make flight possible such as:

• A)Hollow bones
• B)A horizontal back
• C)A short tail
• D)A bipedal stance
• E)All are correct

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Definitions:

Mammary Glands

Specialized organs in mammals that produce milk to feed young offspring, predominant in female mammals.

Modified Sweat Glands

Specialized sweat glands such as mammary glands which serve additional functions beyond thermoregulation, including the secretion of milk.

Sebaceous Glands

Small oil-producing glands present in the skin of mammals, secreting sebum to lubricate skin and hair.

Testes

The male reproductive glands that produce sperm and testosterone.