- Can fungi kill bacteria?
- What technique could you use to quantify the number of viable bacteria at different time points?
- Why can some bacteria not grow on any known culture media at all?
- Do fungi kill virus?
- How do you kill bacteria on plants?
- What’s worse virus or bacteria?
- What is not needed for bacteria to grow?
- What happens if you incubate bacteria too long?
- Are all bacteria bad for you?
Can fungi kill bacteria?
Antibiotics are chemicals that kill or inhibit the growth of bacteria and are used to treat bacterial infections.
They are produced in nature by soil bacteria and fungi..
What technique could you use to quantify the number of viable bacteria at different time points?
Plate counting is used to estimate the number of viable cells that are present in a sample.
Why can some bacteria not grow on any known culture media at all?
Some of the possible reasons are that a required nutrient is not present in the culture medium, that the culture medium itself is toxic, or that other bacteria in the sample produce substances inhibitory to the target organism. … Of course, a bacterium dependent on another will not be able to grow independently in vitro.
Do fungi kill virus?
Fungi potentially contain and/or produce several effective molecules that could also be used as antivirals for other hosts. The discovery and characterization of fungal compounds having antiviral activities is an emerging field of research, and several compounds have already been identified as promising.
How do you kill bacteria on plants?
To control fungal outbreaks, as with bacteria, remove all infected plant parts, or plants. You may also choose to apply a fungicide. There are many products available for treatment, organically (copper, sulfur, and baking soda are common) or synthetically.
What’s worse virus or bacteria?
As you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between bacteria and viruses is that antibiotic drugs usually kill bacteria, but they aren’t effective against viruses.
What is not needed for bacteria to grow?
Bacteria can live in hotter and colder temperatures than humans, but they do best in a warm, moist, protein-rich environment that is pH neutral or low acid. There are exceptions: some bacteria thrive in extreme heat or cold. some can survive under highly acidic or extremely salty conditions.
What happens if you incubate bacteria too long?
If a bacterial culture is left in the same media for too long, the cells use up the available nutrients, excrete toxic metabolites, and eventually the entire population will die. Thus bacterial cultures must be periodically transferred, or subcultured, to new media to keep the bacterial population growing.
Are all bacteria bad for you?
Not all bacteria are harmful, and some bacteria that live in your body are helpful. For instance, Lactobacillus acidophilus — a harmless bacterium that resides in your intestines — helps you digest food, destroys some disease-causing organisms and provides nutrients.