The firsy one does both oxygenated and deoxygenated blood use the umbilical artery
Answer:
<u><em>Water Pollution</em></u>
Explanation:
<u><em>Dumping trash in the ocean and the smoke from factories goes in the water which makes the ocean more acidic and having less oxygen. </em></u>
<u><em></em></u>
<em>~Hope this Helps~</em>
Answer: chloroplasts
Explanation: chlorophylls give green pigmentation involved in photosynthesis.
The answer is <span>Special RNA polymerase, peptidoglycan in cell walls, ester-linked fatty acids.
Bacterial cell wall consists of peptidoglycans, not of cellulose or chitin. They also have ester-linked fatty acids, like eukaryotes. Ether-linked fatty acids are characteristics of Archaea. Also, bacteria have special RNA polymerase, unlike Eukaryotes that have three different type of RNA polymerase.</span>