CHAMBERLAIN UNIVERSITY BIOLOGY
EXAM 1 QUESTIONS AND ANSWERS
GRADED A+ 2025/2026
Bacteria
single-celled organisms that lack a nucleus; prokaryotes
Archaea
One of two prokaryotic domains of life, the other being Bacteria.
Prokaryotes
Cells that do not contain nuclei
Acellular infectious agents
viruses, viroids, prions
Eukaryotes
organisms made up of one or more cells that have a nucleus and membrane-bound organelles
Algae, Protozoa, Fungi, Helminth
Eukaryotes
Ribosomes
both eukaryotic and prokaryotic organisms have ribosomes for protein production
yeast
(n.) a single-celled fungi used to make bread and beer
fungi
An organism that absorbs nutrients from the environment, use to make cheese
moldy bread
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, used in Egypt to treat wounds: antibodies
bacterial and archaeal cells
10x smaller than eukaryotic cells, lack organelles, single-celled
Viruses
non-living biological entities that have infectious properties - non-living pathogens.
helminths
multicellular parasitic organisms commonly called worms or flukes
Viruses are
made up of nucleic acid (DNA or RNA) and protein coat only.
parasite
An organism that lives on or in a host and causes harm to the host
Louis Pasteur
swan neck flask experiment shows; free of microbes in the absence of microorganisms,
disproving the theory of spontaneous generation.
Aristotle
proposed spontaneous generation-living thing can arise from non-living matter
Francesco Redi
This scientist disproved spontaneous generation by showing that maggots do not spontaneously
arise from decaying meat.
Alexander Fleming
discovered penicillin
Joseph Lister
discovered how antiseptics prevented infection; phenol
Antoni van Leeuwenhoek (1632-1723)
-Dutch linen merchant.
-First to observe living microbes.
-Single-lens magnified up to 300X.
made the first simple microscope
Robert Hooke
Studied a great diversity of materials from household objects, plants, trees, and the appearance
of fungal growth using his single-lens microscope. Covered cells
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
EXAM 1 QUESTIONS AND ANSWERS
GRADED A+ 2025/2026
Bacteria
single-celled organisms that lack a nucleus; prokaryotes
Archaea
One of two prokaryotic domains of life, the other being Bacteria.
Prokaryotes
Cells that do not contain nuclei
Acellular infectious agents
viruses, viroids, prions
Eukaryotes
organisms made up of one or more cells that have a nucleus and membrane-bound organelles
Algae, Protozoa, Fungi, Helminth
Eukaryotes
Ribosomes
both eukaryotic and prokaryotic organisms have ribosomes for protein production
yeast
(n.) a single-celled fungi used to make bread and beer
fungi
An organism that absorbs nutrients from the environment, use to make cheese
moldy bread
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, used in Egypt to treat wounds: antibodies
bacterial and archaeal cells
10x smaller than eukaryotic cells, lack organelles, single-celled
Viruses
non-living biological entities that have infectious properties - non-living pathogens.
helminths
multicellular parasitic organisms commonly called worms or flukes
Viruses are
made up of nucleic acid (DNA or RNA) and protein coat only.
parasite
An organism that lives on or in a host and causes harm to the host
Louis Pasteur
swan neck flask experiment shows; free of microbes in the absence of microorganisms,
disproving the theory of spontaneous generation.
Aristotle
proposed spontaneous generation-living thing can arise from non-living matter
Francesco Redi
This scientist disproved spontaneous generation by showing that maggots do not spontaneously
arise from decaying meat.
Alexander Fleming
discovered penicillin
Joseph Lister
discovered how antiseptics prevented infection; phenol
Antoni van Leeuwenhoek (1632-1723)
-Dutch linen merchant.
-First to observe living microbes.
-Single-lens magnified up to 300X.
made the first simple microscope
Robert Hooke
Studied a great diversity of materials from household objects, plants, trees, and the appearance
of fungal growth using his single-lens microscope. Covered cells
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
