Which of the Following Lists the Levels of Biological Organization

question 41

Multiple Choice

Which of the following lists the levels of biological organization in order from simplest to most complex?

• A) cell, cardiac muscle, heart, cardiovascular system, human
• B) cardiac muscle, cell, human, heart, cardiovascular system
• C) human, heart, cardiovascular system, cardiac muscle, cell
• D) cell, heart, human, cardiovascular system, cardiac muscle
• E) heart, human, cell, cardiac muscle, cardiovascular system The simplest level of organization of living things is the cell. Tissues are composed of cells, organs are composed of tissues, and organ systems are composed of organs.

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Definitions:

Vertebrate Groups

Categories of animals with backbones, including mammals, birds, reptiles, amphibians, and fish.

Nematocyst

A specialized cell in the tentacles of a cnidarian, such as a jellyfish, containing a barbed or venomous coiled thread that can be projected in self-defense or to capture prey.

Cnidarians

A phylum of aquatic invertebrates known for their specialized cells called cnidocytes, which they use for capturing prey.