Bloodbath Bacteria Flashcards
In 2022, bacterial infections were the second-leading cause of death globally, killing 7.7 million people :)
What are the 3 types of microbes?
Virus, Bacteria, and Fungus.
What are the main features of viruses?
Viruses are the smallest microorganisms with an outer protein coat and an internal strand of genes.
What features do some bacteria have?
Some bacteria have a flagellum, a circular chromosome made of DNA, a cell membrane, and a cell wall. Some also have a slime capsule.
What are the main features of yeast cells?
Yeast cells have a nucleus containing DNA, vacuoles, a cell wall, and a cell membrane.
What is the debate among scientists regarding viruses?
There is debate about whether or not viruses are alive.
What are the 7 signs of life?
MRS GREN.
Can viruses replicate themselves?
No, viruses are unable to replicate themselves and need to invade other cells to reproduce.
Do all microorganisms cause disease?
No, not all microorganisms cause disease; some are useful.
What are antibiotics?
Antibiotics are medicines that harm bacteria.
How do antibiotics work?
Some antibiotics stop bacteria from reproducing, while others kill bacteria directly.
Do antibiotics harm viruses?
No, antibiotics do not harm viruses and cannot treat diseases caused by viruses.
What is the equation for respiration?
Glucose + oxygen → carbon dioxide + water + energy.
Does yeast respire?
Yes, yeast cells respire using aerobic respiration.
What effect does mixing yeast with dough have?
The carbon dioxide gas released from respiration is trapped in the dough, causing it to rise.
What does aerobic mean?
Aerobic refers to processes that require oxygen.
