Streptococci/EnterococciName of Organism: Enterococcus durans Type of Medium Color Before Inoculation Color After Incubation/Change in Medium
Blood Agar Red Hemolysis: Zone of Inhibition:
Bile Esculin Clear
6.5% Salt Broth Clear
Name of Organism: Streptococcus salivarius
Type of Medium Color Before Inoculation Color After Incubation/Change in Medium
Blood Agar Red Hemolysis: Zone of Inhibition:
Bile Esculin Clear
6.5% Salt Broth Clear

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d. the size of the geographic area inhabited by a population can cause speciation.

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