When an organism that is heterozygous for two genes (RrYy) is crossed to another organism that is the same genotype (RrYy) the phenotypic ratio will always be what?

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of