Biology, 25.04.2020 07:51 makalanharrison
Bacteria can cause many diseases, including diptheria, meningitis, and pertussis. However, there are also beneficial bacteria that
help with digestive processes, the decomposition of dead matter, and the fermentation of yogurt and cheese.
Viruses can also cause diseases, including influenza, HIV, and varicella. Although viruses are not generally considered beneficial
what is one positive use for viruses?
OA.
Viruses help organisms manufacture vitamins and fatty acids.
OB.
Viruses have a low rate of mutation, so they are easier to cure.
OC.
Viruses can be used to insert genetic material into cells during gene therapy.
OD.
Viruses can be used as non-toxic decomposers to break down dead matter.
Answers: 2
Biology, 22.06.2019 07:00
Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs
Answers: 1
Biology, 22.06.2019 14:50
Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.
Answers: 1
Biology, 22.06.2019 19:30
The wind speed in the region between cities a and b was probably the greatest at noon on which day?
Answers: 1
Bacteria can cause many diseases, including diptheria, meningitis, and pertussis. However, there are...
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