It depends on which virus you are referring to specifically. Viruses come in many shapes and types; their variations are tremendous.
For HIV and Influenza, viruses acquire their envelops after maturation, during the budding off or detachment stage from the host cell.
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I don't get it either I just want the brainy points lol
In regards to this question, there are no specific options provided to choose from. So i will try and answer as perfectly as possible from my knowledge. Hope it will be of help to you. Optical telescopes tend to have a magnifying lens located near the large opening at the opposite end of the eye pice through which a person looks.
That will allow materials into via a passive transport Mechanism and as water and solute movement
Answer: Radiometric dating
Explanation: Radiometric dating is a procedure used to determine the age of elements such as rocks and fossils. It is based on a comparison between the observed abundance of a naturally occurring radioactive isotope and its decay products, using known decay rates.