In parrots, annoying voices (A) are dominant to pleasant ones (a) and brightly colored feathers (B) are dominant to gray ones (b). You testcross a dihybrid annoying, brightly colored parrot and get 27 annoying, gray birds, 2 annoying bright birds, 30 pleasant bright birds, and 5 pleasant gray birds. What is the configuration of the two dominant parental alleles?

Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

How many molecules are in 6.0 moles of methane