How many identical double strands of dna will be present after three rounds of replication? four six eight nine

Any info on neptunes spot? i need it for a project.

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.