Two students make a model of a tree house they want to build. The scale is 1:42.In the scale model, the tree house door is 3 cm tall. How tall should the real tree house door be?

yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes

explanation:

the child will have heterozygous dominant chromosomes as characters of his father are dominant over the characters of his mother.

the child is heterozygous

answer; protein;

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.