A solution of an enzyme normally found in the human body was added to a flask containing a solution of proteins in distilled water, and then the flask was stoppered. This mixture was then maintained at a temperature of 27 degrees Celsius and a pH of 7 for 48 hours. When the mixture was analyzed, the presence of amino acids was noted. Which substance was present in the solution in the flask after 48 hours? Choose between answers 1-4
1.) amino acids, only
2.) amino acids and polypeptides, only
3.) polypeptides, amino acids, and enzyme molecules
4.) polysaccharides, amino acids, and enzyme molecules

Select all the correct answers. lactobacillus is a bacteria that live inside humans. these bacteria live on the nutrients from our bodies. they to keep our gut clean and healthy. s. typhi is a bacteria that enter our bodies through contaminated food. this bacteria causes infections in the body. based on this information, which two statements about the association between these bacteria and humans are true? a. lactobacillus shares a parasitic relationship with humans. b. s .typhi shares a parasitic relationship with humans. c. both lactobacillus and s. typhi share a parasitic relationship with humans. d. both lactobacillus and s. typhi share a mutualistic relationship with humans. e. lactobacillus shares a mutualistic relationship with humans, and s. typhi shares a parasitic relationship multiply chrse

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?