A dominant trait can be shown both when an organism is homozygous dominant AND heterozygous. Two different genotypes give the same visible result so a testcross is needed to be able to accurately say if the organism is homozygous dominant or heterozygous
I think it is D I’m not sure
Its false because lobsters have swimmerets as well and they dont use them only for swimming
C. They provide instructions for protein synthesis and determine traits.
