How many nitrogenous bases are there? what are the name?

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.

Which label correctly identifies what x represents in the concept map?