BISC 300 Unit 1 | University of Delaware | Questions with 100% Verified Answers | Latest Update

BISC 300 Unit 1 | University of Delaware | Questions with 100% Verified
Answers | Latest Update

Question: microorganisms
Answer:
organisms that are too small to be seen with the unaided eye

Question: Bacteria Archaea Protists (algae, protozoa) Fungi
Answer:
list some cellular microogranisms

Question: unicellular
Answer:
most cellular microorganisms are usually uni or multicellular

Question: Virus Viroids (infectious RNA) Prions (infectious proteins)
Answer:
list some acellular microorganisms

Question: viruses
Answer:
which category of microbes has the most individuals

Question: 10^30 bacteria globally 10^31 viruses globally
Answer:
how many bacteria and viruses are there globally

Question: 10^6 bacteria per mL of seawater 10^7 viruses per mL of
seawater
Answer:
how many bacteria and viruses are there per mL of seawater

Question: 1x (1 bacteria for every 1 self)
Answer:
how many bacteria are in humans per self cell

,Question: Influence nutrient availability Production of key compounds
Protection against pathogens
-Niche occupation and competitive exclusion
-Production of inhibitory compounds
Answer:
functions of microbes

Question: no it varies the mouth, skin, and digestive tract have the most
Answer:
are the same amount of microbes in all areas of the body?

Question: Food/beverage production Bread, milk products Beer/wine
Antibiotic production Recycling C/N/S cycles Bioremediation (use of
microbes to “clean up” toxic sites such as oil spills) Recombinant
organisms microbial production of insulin, human growth hormone,
production of vaccine components
Answer:
benefits of microbial interaction

Question: true
Answer:
t/f: the majority of microbes can only be observed using a microscope

Question: both-contexts and perspectives are required to answer the
question
Answer:
are microbes typically beneficial or detrimental

Question: showed potential treatments of microbial diseases because it
had parasitic and bacterial diseases found with medicinal herbs/fungi
Answer:
what did the 5300 year old iceman mummy show

Question: Indus Valley
Answer:
First known urban sanitation systems to remove waste

,Question: Ancient Greeks Mal'aria (bad air)/miasmatic odor
Answer:
evidence that many early civilizations believed something they couldn't see was causing
disease

Question: Ancient Romans
Answer:
created sanitation infrastructure protected from waterborne disease

Question: all of the above
Answer:
which of the following were critical understandings leading to the discovery of microbes

3 multiple choice options

Question: Disease had natural causes either from patient or
environment Early observations of immunity things we can't see cause
disease distinguished between smallpox and measles Hospital location
determination with rotting meat
Answer:
key points of history of microbio

Question: microscope
Answer:
in 1675 the first _ proved the existence of microbes

Question: taxonomy
Answer:
classification, description, identification, and naming of organisms

Question: binomial nomenclature
Answer:
Classification system in which each species is assigned a two-part scientific name

Question: genus and species
Answer:
2 parts if binomial nomenclature

, Question: physical characteristics (eg number of limbs, presence of
hair)
Answer:
scientists based evolutionary relationships of phylogenietc trees on

Question: plants and animals
Answer:
the original phylogenetic tree grouped organisms into 2 groups:

Question: animals, plants, protists, and monera
Answer:
the second version of phylogenetic trees grouped organisms into 4 groups

Question: plants, animals, fungi, protists, monera
Answer:
the third version of phylogenetic trees grouped organisms into 5 groups

Question: bacteria arhaea and eukarya
Answer:
the current phylogenetic tree has 3 domains

Question: genetics DNA or RNA, most commonly the small subunit
ribosomal RNA (rRNA)
Answer:
modern taxonomy is based on comparisons of

Question: is
Answer:
there is or is NOT genetic material shared by all living things

Question: bacteria and archaea
Answer:
of bacteria, archaea, and eularya, which are prokaryotes