No, heredity essentially involves only traits which are passed on by genes and the genetic expression of genes. This doesn't involve any environmental influences or anything similar. Although this view is outdated and it is today known that environmental influences get also inherited.
Well you dont have any following statements for me to answer, i can say one thing, weight and energy are the same because depending on if you are going to gain or lose weight, loseing weight causes more energy usage out of you and if you are gonna lay off and gain weight, it causes less energy being used out of you, energy depends on the weight
Codominance
Explanation: Therefore, both alleles express themselves equally in a hybrid. Examples include I^A and I^B alleles of ABO blood type in humans.
The mouth, the mouth leads straight to your lungs, which is your airway, also your nose because your mouth and nose are connected.