WGU C190 Intro to Biology - Unit 1
Question and answers 100% correct
2026
Abiotic - correct answer ✔Non-living, may be within or made by a living organism.
Biotic - correct answer ✔Living. Matter is considered ______ if it was ever alive at some point in time
Atom - correct answer ✔Smallest level. The basic unit of matter. Consists of a dense nucleus
surrounded by electrons.
Molecule - correct answer ✔Second level. A chemical structure consisting of at least two atoms held
together by a chemical bond.
Macromolecule - correct answer ✔Third level. Biologically important molecules that are technically
polymers. Example: DNA.
Cell - correct answer ✔Fourth level. The fundamental unit of life. Essentially a tiny droplet of water
and other molecules enclosed by a fluid "skin" or membrane. The smallest and simplest entity that
possesses all the characteristics of life.
Organelle - correct answer ✔Fifth level. Compartments inside the cell that contain specific groups of
macromolecules and carry out specific cellular functions. it encloses the DNA within the cell.
Microorganism - correct answer ✔Sixth level. Single-celled life form. Consists of just one cell and
include unicellular organisms such as bacteria and protists.
Question and answers 100% correct
2026
Abiotic - correct answer ✔Non-living, may be within or made by a living organism.
Biotic - correct answer ✔Living. Matter is considered ______ if it was ever alive at some point in time
Atom - correct answer ✔Smallest level. The basic unit of matter. Consists of a dense nucleus
surrounded by electrons.
Molecule - correct answer ✔Second level. A chemical structure consisting of at least two atoms held
together by a chemical bond.
Macromolecule - correct answer ✔Third level. Biologically important molecules that are technically
polymers. Example: DNA.
Cell - correct answer ✔Fourth level. The fundamental unit of life. Essentially a tiny droplet of water
and other molecules enclosed by a fluid "skin" or membrane. The smallest and simplest entity that
possesses all the characteristics of life.
Organelle - correct answer ✔Fifth level. Compartments inside the cell that contain specific groups of
macromolecules and carry out specific cellular functions. it encloses the DNA within the cell.
Microorganism - correct answer ✔Sixth level. Single-celled life form. Consists of just one cell and
include unicellular organisms such as bacteria and protists.
