Life Is Organized in a Hierarchical Fashion

question 6

Multiple Choice

Life is organized in a hierarchical fashion.Which of the following sequences correctly lists that hierarchy from least inclusive to most inclusive?

• A)molecule,organelle,cell,tissue,organ,organ system,organism,population,community,ecosystem
• B)cell,molecule,organ system,organ,organelle,population,tissue,organism,ecosystem,community
• C)ecosystem,population,organ system,cell,community,molecule,organ,organism,organelle,tissue
• D)organism,organ system,tissue,population,organ,organelle,community,cell,ecosystem,molecule

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Definitions:

DNA Replication

The biological process of producing two identical replicas of DNA from one original DNA molecule, essential for cell division.

Complementary Base Pairing

The pairing of bases by hydrogen bond formation in double-stranded nucleic acids according to the base pairing rules: adenine pairs with thymine (in DNA) or uracil (in RNA), and guanine pairs with cytosine.

Purines

A group of heterocyclic aromatic organic compounds, including adenine and guanine, that are key components of DNA and RNA.

Pyrimidines

A type of organic compound, characterized by a single six-membered ring, that includes cytosine, thymine, and uracil, essential components of nucleic acids.