Question

According to the hierarchical organization of life, which of the following represents the correct sequence from the smallest unit to the largest?

• A. Cell → Organ → Tissue → Organ System
• B. Molecule → Organelle → Cell → Tissue
• C. Atom → Cell → Molecule → Organ
• D. Population → Ecosystem → Community → Species

Answer 1

Answer:

B. Molecule → Organelle → Cell → Tissue

• Atoms join to form molecules, which are assembled into organelles, which then form cells; groups of similar cells acting as a functional unit are called tissues.