A snake strikes and injects venom into the prairie dog. The snake might wait for the prairie dog to die before swallowing it. What type of relationship do the snake and the prairie dog have?

Question 7 options:

A. Competition, because snakes and coyotes, both eat prairie dogs

B. Parasitism, because the snake feeds off the prairie dog.

C. Predation, because the prairie dog provides food for the snake.

D. Mutualism, because the prairie dog provides food for the snake.

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.