In urease test we use indicater phynol red but bacteria positive appear as a pink color. why?

Which best describes a way that the periodic table is arranged? The metalloids are placed in two separated rows at the bottom of the table. The nonmetals are grouped together, which the exception of hydrogen. The nonmetals are all in the same column.

What are data types in biology

Which of the following processes occurs in eukaryotic gene expression? RNA polymerase requires tRNA to elongate the molecule. mRNA, tRNA, and rRNA are translated. A cap is added to the 5 end of the mRNA.

A forest area os cut down to build a farm for the villagers. All of these are an effect of this except for

Rattus rattus write correctly

What is the phylum bacteria?

Describe how an active virus works. Describe how a hidden virus works. Include an example of each kind of virus.

Animal cells are bathed in an isotonic fluid, and plant and bacteria cells have a cell wall. What does this protect the cell membrane from?

A river's discharge is generally greatest

Devolution describes a process through which