Hydrogen Gas has been nonexistent in the atmosphere since that time period
Answer:
The correct answer is - option A. mandible.
Explanation:
Mandible is the bone of jaw especially lower jaw. It is not a bone that protects any vital organ it just help to close and open mouth for essential mouth movements like eating and talking.
Sternum and Ribs are the bones that plays role in providing protection to vital organs such as heart and lungs. Vertebral column is the bone that protects spinal chord while providing stiffness to the body and back.
Thus, the correct answer is option A. mandible.
Answer:
DNA fingerprinting or DNA profiling technique
Explanation:
The DNA sequence is used in forensics to find the identity of a skeleton. A DNA profile is generated from the skeleton remains. The biological materials that can withstand exposure to intense environmental conditions such as heat, a significant amount of time passes are teeth and skeleton. So large quantities of DNA can be purified from these hard tissues.
Answer:
No Paragraphs seen
Explanation:
How can we answer a question from a reading without seeing the text book?
Different circumferences of bottle openings cause different pitches when air is blown over.