How many nucleotides would be expected for a gene coding for a protein with 300 amino acids?

What correctly describes the relationship between the earth and the sun

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels