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Answer :Four characteristics were to be used for the classification of all viruses:
Nature of the nucleic acid in the virion.
Symmetry of the protein shell.
Presence or absence of a lipid membrane.
Dimensions of the virion and capsid.
Explanation:
What is Mutation
The major source of the genetic diversity among microorganisms upon which natural selection operates is Mutation.
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Answer:
They are about the same size and have about the same mass.
Explanation:
Basically both planets are about the same size therefore that is why Venus is called Earth's twin.
Answer:
G-protein subunits bind to the receptor
GTP binds to the alpha subunit replacing GDP
G-protein subunits separate from the receptor
alpha subunit separates from other two subunitsalpha subunit-GTP complex alters cell activity
Explanation:
5 2 3 4 1
