Twenty is 7 less than twice the number w. What is the value of w?

Abacterium was found to contain a sequence of atcgggatcct in its genome. a few generations later, the sequence was found to be atcatcct. what type of mutation caused this change in the bacteria? a. duplication b. insertion c. inversion d. translocation

Blank is the amount of energy in a sound wave per unit of time and is also related to the loudness of a sound

The different layers of gases that extend form the surface of the earth into space