The Cell
This organelle synthesizes protein
ribosomes
Large molecules are broken down into smaller ones, releasing energy. This is referred to as?
catabolism
Bacterial cells divide via
binary fission
The evolutionary history of a group of organisms is defined as?
Phylogeny
The study of bacteria is known as...
Bacteriology
What 3 structures are found in both prokaryotic & eukaryotic cells?
plasma membrane, ribosome, genetic info (nucleoid)
glygolysis results in 2 _____
pyruvate/pyruvic acid
This measurement of growth can be used to detect if living bacteria is located on your iPad screen.
Plate count/CFU
The aerobic bacteria evolved into
________, becoming permanent organelles inside the eukaryotic cell.
mitochondria
Multi-select: The purpose of Louis Pasteur’s experiments that involved swan-neck flasks was ______
a. To determine whether heating can kill the germs responsible for the spoilage of beef broth
b. To determine whether bacteria can cause food spoilage
c. To prove the presence of microorganism in the air
C. To prove the presence of microorganism in the air
What is the function of the pili?
share genetic info (plasmids)
This cycle requires oxygen
Krebs cycle
This machine is used in the turbidity based method of measuring growth
Spectrophotometer
Name of the theory that mitochondria and chloroplasts were originally independent cells that became a part of eukaryotic cells.
Endosymbiotic Theory
The significance of van Leeuwenhoek’s observations made with the device as shown is that _______.
a. Live creatures can be found in the tooth scrapings
b. Abundant tiny creatures are present in a world that is invisible to the naked eye
c. Some little creatures are motile
d. Microscopic organisms can differ in morphology
e. All of the above
b. Abundant tiny creatures are present in a world that is invisible to the naked eye
A capsule or slime layer is made of ____
glycocalyx
mitochondrial matrix
This phase in microbial growth is defined as no increae in number of living bacterial cells
Lag phase
What is the full name of DNA?
Deoxyribonucleic Acid
List the 3 characteristics of microoranisms
small, diverse, significant
osmotic lysis
The direct transfer of a phosphate group from a high-energy intermediate molecule (a substrate) to ADP, creating ATP is referred to as?
Substrate-level phosphorylation
Which step in biofilm formation takes the longest?
a. First colonizers become irreversibly attached
b. Growth and cell division
c. Production of EPS and formation of water channels
d. Attachment of secondary colonizers and dispersion of microbes to new sites
e. Reversible attachment of planktonic cells
d. Attachment of secondary colonizers and dispersion
In Eukaryotic genes, these are reffered to as the "expressing regions" that become coding sequences
exons
A human egg can only be viewed with the assistance of a microscope. T/F?
False