Answer
The key markers for the identification of bacteria are special RNA polymerase, peptidoglycan in cell walls. ester-linked fatty acids.
Explanation:
This because ice is less dense than water of particular temperature range. Water reaches its maximum density at 4 degrees. Ice is important especially for aquatic life in the polar regions. Polar bears give birth and hunt on sea ice and they need it to travel from one region to another. The ice edge in coastal areas is an important feeding ground for the walrus that uses the ice as diving platforms to feed on clams on the sea floor. Ice algae grow at the porous bottom of sea ice and form the base of the unique marine food web connected to sea ice
I believe this difference in concentration of dissolved Particles from one location to another is called a concentration gradient.
Food-borne illness: contamination that results from the spread of bacteria from meat to vegetable, various microorganisms get in the food which is rich in nutrients therefore letting the bacteria grow.
I believe that the answer is false.
