Approximately when did the first plants and arthropods appear on land? a. 444 ma b. 488 ma c. 299 ma d. 416 ma

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

In salt water solution,the salt is the blank

Achemical reaction is done in the setup shown , resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?