From a chemistry point of view the answer would be Carbon. Another answer is the basic unit of all living organisms is a cell. .
A compound light microscope is commonly used to view living organisms. This type of microscope uses light to illuminate the sample and allows for observation of live specimens in real time. Additionally, phase contrast microscopy or differential interference contrast microscopy can be used to enhance details in transparent or unstained samples.
A microscope.
a
657897
Because with the use of a microscope we are able to view living and non-living organisms that are invisible to the naked eye.
The Sun
Vivisection is a type of surgery used for experimental reason particularly on living organisms and animals. This is conducted in order to view the animals' living internal structure. A streamline version of this is known as Animal Testing.
Yes, compound light microscopes can view living specimens. These microscopes use visible light to illuminate the specimen, allowing for real-time observation of living organisms without causing harm to them.
Plant organisms are used to common descent of all living organisms. This is to do research on human diseases.
the sun
Yes, Microscopes can view very small cells on hair, fibre and living organisms.