Q: What does the presence of gill slits suggest about humans and fish? Choices: - Shared History - Common Cells - Same evolutionary chain - common ancestor A:
common ancestor

(Question)
Q: Carbon atoms are bonded to as many hydrogen atoms as possible in what type of fatty acids? Choices: - super - unsaturated - oily - saturated A:
(Answer)
saturated

Ques: Q: By what process does oxygen enter the pores of flatworms? Choices: - absorption - filtration - permeation - diffusion A:
Ans: diffusion

(Q).
Q: What are the two main minerals found in ocean water? Choices: - dioxide , chloride - quartz, carbon - carbon , chloride - sodium, chloride A:
(A).
sodium, chloride

Ques:Q: Compounds like sodium chloride form structures called what? Choices: - ions - microorganisms - hydrocarbons - crystals A:

Ans:crystals

Q: Isothermal expansion is a process occurring without a change in? Choices: - weight - variation - precipitation - temperature A:
temperature