Choose the One Most Appropriate Letter for Each

question 71

Multiple Choice

Choose the one most appropriate letter for each.
-placental mammal

• A)cartilaginous skeleton; jaws
• B)reptile with four-chambered heart
• C)separate openings for the urinary, reproductive, and excretory systems
• D)legless amphibian
• E)invertebrate chordate; no metamorphosis
• F)endotherm with feathers
• G)limbless reptile
• H)most primitive fishes with jaws; extinct
• I)modern-day parasitic jawless vertebrate
• J)North America's only native marsupial
• K)adults are barrel-shaped and secretes a covering of polysaccharides
• L)egg-laying mammal
• M)swim bladder for buoyancy
• N)larvae typically have gills and develop lungs as they mature

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Definitions:

Sterile Rubber Gloves

Surgical gloves that have been sterilized to prevent the introduction of pathogens during medical procedures.

Lubricant

A substance used to reduce friction between surfaces, making them easier to move or operate; widely used in medical examinations and procedures.

Thermometers

Instruments used to measure body temperature, critical for diagnosing and monitoring medical conditions.

Mercury

A chemical element with the symbol Hg that is a heavy, silvery d-block element; known for its use in thermometers and fluorescent lamps but toxic to humans and the environment if not handled properly.