arachnoid
a fine, delicate membrane, the middle one of the three membranes or meninges that surround the brain and spinal cord, situated between the dura mater and the pia mater.
E. One cell contains more mitochondria than the other.
Answer: People who have received radiation treatment are 15 times more likely to develop benign thyroid tumors relative to does who have not.
Explanation:
Relative risk of benign thyroid tumor = (52/2872)/(6/5055)
= 0.018/0.0012
= 15
<span>The study of the interactions of genes with the environment is called Epigenetic, is how genes are expressed in relation to environmental factors and how diseases and other conditions develop. It is the study of the impact of environment and lifestyle on the behavior of genes and the way it responds to external factors.</span>
Genes and the environment