To students make a model of a tree house that they want to build. The scale is 1:44. In the scale model, the tree house has 2 windows.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.