Q: Proto-oncogenes normally help regulate what? Choices: - cell transition - cell death - cell function - cell division A:
cell division

(Question)
Q: What is the continental margin made of? Choices: - boundary crust - pangea - continental drift - continental crust A:
(Answer)
continental crust

Ques: Q: What produces the centripetal force to keep the earth orbiting the sun? Choices: - heat - motion - weight - gravity A:
Ans: gravity

(Q).
Q: What type of sedimentary rocks are made of minerals that precipitate from saline water? Choices: - shale - limestone - sandstone - chemical sedimentary rocks A:
(A).
chemical sedimentary rocks

Ques:Q: What organ do most fish have that is used to detect movement and vibration in the surrounding water? Choices: - nares - operculum - eye - lateral line A:

Ans:lateral line

Ques: Q: Where does digestion begin? Choices: - spicule cavity - excretory system - oral cavity - gastrovascular cavity A:
Ans:
gastrovascular cavity