Final exam Flashcards
What triggered COVID-19
Wuhan wet market where they sold wildlife for consuming.
What genome does COVID-19 have
Single Stranded RNA
What is the capsid
proteic shell that protects the genome
What is a Spike protein (glycoprotein)
it is responsible for viral infection of the host cell
What is the envelope
phospholipid layer from the host cell
What is a fomite
objects that can deposit pathogens
What are viruses
intracellular parasites that are not microbes
Why is COVID-19 deadly
It was a Pneumonia like disease that didn’t respond to the treatments.
Procedures to reduce the spread
wear a mask, wash hands, social distance, report to the authorities
Why is COVID dangerous
The body tries to heal the lesions in the lungs caused by the infection so the scars don’t allow the lungs to stretch which causes difficulty in breathing.
Fuels
repositories of energy
how can fuels be classified
nonrenewable and renewable
Examples of nonrenewable
natural gas, petroleum, coal
examples of renewable
solar, hydro, wind, tidal, geothermal, biomass
How is petroleum formed
when marine plants and animals die they are buried on the ocean floor. Over millions of years they are covered by silt and sand and then buried deeper with all of the pressure and turn into oil.
