LSU BIOL 1001 Chapter 1 Vocabulary
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biology - 🧠 ANSWER ✔✔The study of all aspects of life and living things.
organism - 🧠 ANSWER ✔✔An individual living thing.
cell - 🧠 ANSWER ✔✔The smallest unit of life, consisting, at a minimum, of
an outer membrane that encloses a watery medium containing organic
molecules, including genetic material composed of DNA.
unicellular - 🧠 ANSWER ✔✔Single-celled; most members of the domains
Bacteria and Archaea and the kingdom Protista.
multicellular - 🧠 ANSWER ✔✔Many-celled; most members of the kingdoms
Fungi, Plantae, and Animalia with intimate cooperation among cells.
, photosynthesis - 🧠 ANSWER ✔✔The complete series of chemical reactions
in which the energy of light is used to synthesize high-energy organic
molecules, usually carbohydrates, from low-energy inorganic molecules,
usually carbon dioxide and water.
homeostasis - 🧠 ANSWER ✔✔The maintenance of the relatively constant
internal environment that is required for the optimal functioning of cells.
deoxyribonucleic acid (DNA) - 🧠 ANSWER ✔✔A molecule composed of
deoxyribose nucleotides; contains the genetic information of all living cells.
evolution - 🧠 ANSWER ✔✔The descent of modern organisms, with
modification, from preexisting life-forms
evolution - 🧠 ANSWER ✔✔The theory that all organisms are related by
common ancestry and have changed over time.
evolution - 🧠 ANSWER ✔✔Any change in the genetic makeup (the
proportions of different genotypes) of a population from one generation to
the next.
2026 Expert Verified | Ace the Test
biology - 🧠 ANSWER ✔✔The study of all aspects of life and living things.
organism - 🧠 ANSWER ✔✔An individual living thing.
cell - 🧠 ANSWER ✔✔The smallest unit of life, consisting, at a minimum, of
an outer membrane that encloses a watery medium containing organic
molecules, including genetic material composed of DNA.
unicellular - 🧠 ANSWER ✔✔Single-celled; most members of the domains
Bacteria and Archaea and the kingdom Protista.
multicellular - 🧠 ANSWER ✔✔Many-celled; most members of the kingdoms
Fungi, Plantae, and Animalia with intimate cooperation among cells.
, photosynthesis - 🧠 ANSWER ✔✔The complete series of chemical reactions
in which the energy of light is used to synthesize high-energy organic
molecules, usually carbohydrates, from low-energy inorganic molecules,
usually carbon dioxide and water.
homeostasis - 🧠 ANSWER ✔✔The maintenance of the relatively constant
internal environment that is required for the optimal functioning of cells.
deoxyribonucleic acid (DNA) - 🧠 ANSWER ✔✔A molecule composed of
deoxyribose nucleotides; contains the genetic information of all living cells.
evolution - 🧠 ANSWER ✔✔The descent of modern organisms, with
modification, from preexisting life-forms
evolution - 🧠 ANSWER ✔✔The theory that all organisms are related by
common ancestry and have changed over time.
evolution - 🧠 ANSWER ✔✔Any change in the genetic makeup (the
proportions of different genotypes) of a population from one generation to
the next.
