Found this online hope it helps!
Encontró esta esperanza en línea que ayuda!
http://www.un.org/esa/socdev/unyin/documents/ch04.pdf
I did not write this, please dont give me credit for document.
<span>No escribí esto, por favor, no me dan crédito por el documento.</span>
Heredity is an external influence.
WHAT IS HEREDITY?
A process in which genetic factors are transferred from generation to generation.
Answer:
Raw foods may still contain pesticides used to grow them.
Answer:
I think it's true. sounds reasonable.
Explanation: