In many chordates they changed to gills !!!
The correct answer is an animal the consumes plants
Scientists have several means of communicating the result of their research study with other scientists. One of this method is publishing. Scientists can publish their research findings in peer reviewed journals, this will allow other scientists to read about the study and its is outcomes.
Scientists can also present the results of their research study at national and international conferences.
28. bacteria and fungi.
29. answer 3
30. answer 2
<span>glycolysis is the answer</span>