General Biology
What is the powerhouse of the cell?
Mitochondria
Name a virus that has been completely eradicated.
Variola, rinderpest, polio
What is the human body’s first line of defense?
The skin
What treatment, developed in the 1860s, is used to kill bacteria in milk?
Pasteurization
Where should pathogenic waste be disposed of?
Hazardous waste containers
The lac operon reacts with lactose and what other molecule?
Glucose
The Baltimore classification organises viruses based on what factor?
Their genome
What type of cell produces antibodies?
B cells
This is the most common food-borne illness in the US, and is a virus.
Norovirus
What color does a Gram positive cell look like following a Gram Stain?
Purple
What does the acronym FISH stand for?
Fluorescent in situ Hybridisation
Name one of the shapes that a virus’s capsid can have.
Icosahedral/polyhedral, helical, complex
What proteins bind to antigens, thus initiating an immune response?
Antibodies
What is the mold that makes blue cheese?
Penicillum roqueforti
What reagent can you use to test for the catalase enzyme?
Hydrogen Peroxide
What group of bacteria are believed to be the first organisms to produce oxygen?
Cyanobacteria
What entry receptor is used by SARS-Cov-2?
ACE2
What chemical messenger alerts the brain of injury, inducing sickness behaviors?
Cytokines
What bacteria is responsible for the acidic nature of fermented foods?
Lactobacillus
An agar shake tube with growth only at the top layer is what kind of bacteria?
Obligate aerobe
Which of the following is NOT an amino acid: tyrosine, trypsin threonine, tryptophan?
Trypsin
Retroviruses use what enzyme to replicate its genome?
Reverse transcriptase
What type of cell links the innate and adaptive immune systems?
Dendritic cells
What bacteria causes holes to form in Swiss cheese?
Propionibacterium freudenreichii
What are bubbles/cracks in your TSI slant an indication of?
Gas production