Which of the following best defines an interest group?

I have read through the Start Here folder and understand the course expectations. 

In humans, being a tongue roller (R) is dominant over non-roller (r) and follows traditional dominant/recessive principles. A man who is a non-roller marries a woman who is heterozygous for tongue rolling. What are the chances they will have non-rolling child? 

Spermatogonia will divide to form a ____________________. 

What is the name value indicated by the letter “B”?  

What is the name value indicated by the letter “A”?  

What is the name value indicated by the letter “E”?  

During the luteal phase of the ovarian cycle, progesterone: 

The stage of the menstrual cycle when the endometrial lining prepares for implantation is called: 

The stage of the menstrual cycle when the uterine lining is shed is called: