Answer:
With an electron microscope
Explanation:
thats it
Bacteria in general grow optimally when the pH is around 7 (5-9 let's say). That is not to say that there are not bacteria that grow in extremely acidic conditions, like in our stomach, or others in extremely basic conditions, like the conditions near volcanoes. Nonetheless, bacteria that grow in food prefer acidic environments over basic ones and usually cannot tolerate the acidity of fruits which is around 4 pH for the most acid ones. For example, stuff like milk and bread that have a pH from 5-6 are prime examples of food where bacteria would thrive. Thus, the correct answer would be b.
Mutualism, both of the animals benefit from the relationship.
Dominant refers to the relationship between 2 versions of a gene. Individuals receive 2 versions of each gene from each parent!
Answer:
Here are some examples of hypothesis statements:
If garlic repels fleas, then a dog that is given garlic every day will not get fleas.
Bacterial growth may be affected by moisture levels in the air.
If sugar causes cavities, then people who eat a lot of candy may be more prone to cavities.
