Father is type A, heterozygous; Mother is type B, heterozygous

Which of the following is an example of this type of co-evolution

Imagine ? person stepping on a pin and pulling his or her foot way look at the réfléchir arc of the scenarios below

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing