Question: The organizationally and functionally diverse, membranous or membrane-bounded, intracellular structures that are the defining feature of eukaryotic cells.

Answer: Organelles

Question: The total of the chemical reactions occurring within a cell.

Answer: Metabolism

Question: A complex nucleoprotein material that makes up the chromosomes of eukaryotes.

Answer: Chromatin

Question: Cells (e.g., plant, animal, protist, fungal) characterized by an internal structure based on organelles such as the nucleus, derived from eu-karyon, or true nucleus.

Hematopoietic stem cells (HSCs)

Nucleoid

Eukaryotic cells

Prokaryotic cells

Answer: Eukaryotic

Question: An instrument that provides a magnified image of a tiny object.

Answer: Microscope

Question: The poorly defined region of a prokaryotic cell that contains its genetic material.

Answer: Nucleiod

Question: The form a virus assumes outside of a cell, which consists of a core of genetic material surrounded by a protein or lipoprotein capsule.

Answer: Virion

Question: Structurally simple cells, including archaea and bacteria that do not have membrane-bounded organelles; derived from pro-karyon, or “before the nucleus.”

Answer: Prokaryotic

Question: Outside the body. Cells grown in culture are said to be grown in vitro; and studies on cultured cells are an essential tool of cell and molecular biologists.

Answer: in vitro

Question: The process through which unspecialized cells become more complex and specialized in structure and function.

Answer: Differentiation