Define organ

question 74

Multiple Choice

Define organ.

• A)An organ is the smallest living units in the body.
• B)An organ is the highest level of organization.
• C)An organ is composed of similar cells working together to perform one or more specific functions.
• D)An organ is the smallest stable unit of matter and can form molecules.
• E)An organ is two or more tissues working to perform several functions.

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Definitions:

Habituation

the process by which an individual becomes accustomed to a stimulus after repeated exposure, leading to a decrease in their response.

Pay Less Attention

Act of giving reduced focus or importance to something, potentially leading to overlooking or ignoring it.

Indeterminate Cleavage

Type of cleavage characteristic of deuterostomes; during early cleavage each cell has the potential of developing into a complete embryo. Compare with determinate cleavage.

Deuterostomes

A major lineage of animals characterized by embryonic development where the anus forms before the mouth, including vertebrates and several other phyla.