The ____ System Is Physically the Outermost System in Vertebrates

question 72

Multiple Choice

The ____ system is physically the outermost system in vertebrates.​

• A) ​endocrine
• B) ​integumentary
• C) ​lymphatic
• D) skeletal
• E) ​urinary

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Definitions:

Gametic Barriers

Reproductive obstacles that prevent gametes (sperm and egg) from two different species from fusing and creating a viable offspring.

Allopolyploids

Organisms that have multiple sets of chromosomes originating from different species, a common phenomenon in plants.

Autopolyploids

Individuals or species with more than two chromosome sets, all originating from a single species, leading to increased size and vigour in some plants.

Polyploids

Organisms or cells having more than two paired sets of chromosomes, often resulting in increased size or other changes.