Carbon 12 is the most common isotope of carbon it has 6 protons,6 neutrons and 6 electrons of its 6 electrons, 4 are valence electrons. how many convalent bones can a carbon atom form?

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?