Answer: C) Is gold heavier than silver?
Explanation: .-.
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:
The seeds fly everywhere so therefore it is logical
Both help the planet but algae can do it way faster.