Blubber is used by polar bears to maintain internal homeostasis in cold temperatures.
The scientific journal is a major profesional journal that explains how scientific developments are communicated with the world. Although at this time, most scientists use social media when posting their scientific findings.
The correct answer that would best complete the given statement above would be a GENE. A segment of DNA that codes for the ability to make one type of protein molecule is known as a Gene. A gene is a stretch of the DNA. Hope this answer helps.
28. bacteria and fungi.
29. answer 3
30. answer 2
