ribozymes are rna molecules that have enzymatic activity. this conflicts with the belief of early molecular biologists that

What best describes the structure of the declaration of independence?

20 points and brainlist 1. london has suffered from terrible air pollution for at least seven centuries. why is the city so prone to its famous “london fog? ” what did london do to get rid of its air pollution? 2. why does air pollution cause problems in developing nations more than in developed ones?

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes