Answer:
Cyanobacteria would be the first living thing on earth.
Explanation:
This would make sense because bacteria is always lurking somewhere even if it isn't in any organism. Bacteria can live in rocks or sand. So it would make sense that some type of bacteria would be the oldest thing.
Bacteria could be also one of the last living thing on earth as well.
If you have any questions feel free to ask in the comments - Mark
ALSO Happy Valentines Day ❤
False..... pollination occurs at stigma not ovary !!!
Answer:
The new life form will come in domain of bacteria.
Explanation
:
As we know that there are certain characteristic of bacterial cells which are listed below.
Composition of cell wall
:
Cell wall of bacteria is composed of carbohydrates protein complex known as peptidoglycan
.
Presence of organelles
:
Bacterial cells lack all organelles except ribosomes
Presence of fatty acids in plasma membrane
The plasma membrane of bacterial cell is composed of a lipid bilayer made up of phospholipid. It contains fatty acids
Conclusion
In microscopic studies of new organism all the characteristics features of bacteria have been found. So, this new life form belong to bacteria.
Answer:
At the time of inspiration, contraction of diaphragm takes place that enhances the chest cavity.
Explanation:
One of the prime muscle that takes part in the process of respiration is the diaphragm, which is situated below the lungs. It is a dome-shaped and large muscle, which spontaneously goes through a contraction, and largely the process takes place involuntarily.
The contraction of diaphragm takes place at the time of inhalation, which flattens and increases the chest cavity. Due to the contraction, a vacuum is generated that makes the air to get in within the lungs. In contrast, the diaphragm relaxes at the time of exhalation and moves back to its original shape, thus, making the air move out of the lungs.
<span>This is likely working on areas of the brain, moreso than the local areas like at the nerve endings. If the drug is working to completely desensitize a person from pain, this is more of a total nervous system medication than a local medication.</span>
