Bio 140 Final 2025/2026 Exam Questions
with 100% Correct Answers | Latest
Update
Robert Hooke - 🧠ANSWER ✔✔first to observe "small chambers" in cork
and call them cells.
Anton van Leeuwenhoek - 🧠ANSWER ✔✔made first simple microscope
marked beginning of bacteriology
Franisco Redi - 🧠ANSWER ✔✔questioned spontaneous generation via
meat fly experiment
Carl Woese - 🧠ANSWER ✔✔three domain based on r RNA (eukarya,
bacteria, archaea)
,John Needham - 🧠ANSWER ✔✔Heated broth in sealed flasks.When the
broth became cloudy with microorganisms, he mistakenly concluded that
they developed spontaneously from the broth
wrong lol
Lazzaro Spallanzani - 🧠ANSWER ✔✔showed that a sealed flask of meat
broth sterilized by boiling failed to grow microbes
disproved theory of spontaneous generation
edward jenner - 🧠ANSWER ✔✔Developed a vaccine for smallpox in 1796
Ignaz Semmelweis - 🧠ANSWER ✔✔advocated hand washing to prevent
transmission of puerperal fever from one OB patient to another
John Lister - 🧠ANSWER ✔✔started using disinfectants and antiseptics
during surgery to prevent infections in 1865 (carbolic acid)
robert koch - 🧠ANSWER ✔✔proved germ theory of disease via koch
postulates
,provided proof that bacillus anthracis causes anthrax
Alexander Fleming - 🧠ANSWER ✔✔discovered penicillin
rebecca lancefield - 🧠ANSWER ✔✔classified streptococci based on their
cell wall components
algae have what in there cell walls - 🧠ANSWER ✔✔eukaryotes, cellulose
cell walls, use energy for photosynthesis
biogenesis - 🧠ANSWER ✔✔development of life from preexisting life
comes from rudolf virchow
spontaneous generation - 🧠ANSWER ✔✔Hypothesis stating that life could
arise from nonliving matter.
Louis Pasteur - 🧠ANSWER ✔✔A French chemist, this man discovered that
heat could kill bacteria that otherwise spoiled liquids including milk, wine,
and beer (pasteurization)
demonstrated that microbes are present in air via s shaped flask
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
3
STATEMENT. ALL RIGHTS RESERVED
, hypothesize germ theory of disease
led to the development of aseptic technique
discovered fermentation
vaccine against cholera in hens
pasteurization - 🧠ANSWER ✔✔63 degrees celsius for 30 minutes
means of food safety
koch postulates - 🧠ANSWER ✔✔1) Pathogen must be present in all
disease cases
2) Isolate pathogen, cultivate in pure culture
3) Inoculate into susceptible animal, initiate disease symptoms
with 100% Correct Answers | Latest
Update
Robert Hooke - 🧠ANSWER ✔✔first to observe "small chambers" in cork
and call them cells.
Anton van Leeuwenhoek - 🧠ANSWER ✔✔made first simple microscope
marked beginning of bacteriology
Franisco Redi - 🧠ANSWER ✔✔questioned spontaneous generation via
meat fly experiment
Carl Woese - 🧠ANSWER ✔✔three domain based on r RNA (eukarya,
bacteria, archaea)
,John Needham - 🧠ANSWER ✔✔Heated broth in sealed flasks.When the
broth became cloudy with microorganisms, he mistakenly concluded that
they developed spontaneously from the broth
wrong lol
Lazzaro Spallanzani - 🧠ANSWER ✔✔showed that a sealed flask of meat
broth sterilized by boiling failed to grow microbes
disproved theory of spontaneous generation
edward jenner - 🧠ANSWER ✔✔Developed a vaccine for smallpox in 1796
Ignaz Semmelweis - 🧠ANSWER ✔✔advocated hand washing to prevent
transmission of puerperal fever from one OB patient to another
John Lister - 🧠ANSWER ✔✔started using disinfectants and antiseptics
during surgery to prevent infections in 1865 (carbolic acid)
robert koch - 🧠ANSWER ✔✔proved germ theory of disease via koch
postulates
,provided proof that bacillus anthracis causes anthrax
Alexander Fleming - 🧠ANSWER ✔✔discovered penicillin
rebecca lancefield - 🧠ANSWER ✔✔classified streptococci based on their
cell wall components
algae have what in there cell walls - 🧠ANSWER ✔✔eukaryotes, cellulose
cell walls, use energy for photosynthesis
biogenesis - 🧠ANSWER ✔✔development of life from preexisting life
comes from rudolf virchow
spontaneous generation - 🧠ANSWER ✔✔Hypothesis stating that life could
arise from nonliving matter.
Louis Pasteur - 🧠ANSWER ✔✔A French chemist, this man discovered that
heat could kill bacteria that otherwise spoiled liquids including milk, wine,
and beer (pasteurization)
demonstrated that microbes are present in air via s shaped flask
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
3
STATEMENT. ALL RIGHTS RESERVED
, hypothesize germ theory of disease
led to the development of aseptic technique
discovered fermentation
vaccine against cholera in hens
pasteurization - 🧠ANSWER ✔✔63 degrees celsius for 30 minutes
means of food safety
koch postulates - 🧠ANSWER ✔✔1) Pathogen must be present in all
disease cases
2) Isolate pathogen, cultivate in pure culture
3) Inoculate into susceptible animal, initiate disease symptoms
