How would a scientist study the relationship between the tiktaalik roseae and modern fish and tetrapods?

create a diagram that hypothesizes ancestry

use relative dating

use transitional fossils to determine age

review its analogous structures

In horses gray horses gg are codominant to white horses ww. the heterozygous horse gw is an appaloosa horse (a white horse with gray spots). cross a white horse with an appaloosa horse. i just need the answer to the genotypic ratio and phenotypic ratio