1)Are gender traits completely a result of societal expectations? 2)Are there any parts of the human body that get oxygen directly from the air and not from the blood?
3)Are there nuclear reactions going on in our bodies?
4)Can humans ever directly see a photon?
5)Can I turn my cat into a diamond​

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry

Can a trait be both polygenic and have multiple alleles? explain why or why not.

Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.