A sequence of base pairs that codes information for a specific trait is called a . A. Nucleotide B. Gene C. Chromosome D. Enzyme

Alaska and northern canada have a diet rich in vitamin d and their skin color is darker than predicted on the basis of iv intensity at their latitude. explain the observation:

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?

Dna replication or repair occurs in a cell in all of thw following situations except when