You are presented with the question "Cell walls relax and increase the flow of what?" and the following answer choices: - heat - sugar - saliva - blood - oxygen - Air - semen - water Now knowing that dilation occurs when cell walls relax and blood vessels dilate, the flow of blood to the skin increases and the muscles relax, choose the best answer.
blood
(Question)
You are presented with the question "Lipid stores are used by plants and animals for what?" and the following answer choices: - energy. - liver - glycoproteins - survival - energy - growth - blood sugar - food Now knowing that organisms use lipids to store energy and plants and animals are organisms, choose the best answer.
(Answer)
energy
Ques: You are presented with the question "Eating something that what has a negative impact on an organism 's survival?" and the following answer choices: - contains water - Smoking - contains fiber - contains nutrients - harmful substances - influenza - Pesticides - contains lead Now knowing that eating something that contains pollutants has a negative impact on an organism 's survival and lead compounds are marine pollutants, choose the best answer.
Ans: contains lead
(Q).
You are presented with the question "Fossil fuels are formed with help from" and the following answer choices: - consumers - burning - heat energy - producers - scavengers - Decomposers - Greenhouse gases - vehicles Now knowing that fossil fuels are formed from dead organisms over time and decomposers decay dead organisms or their wastes, choose the best answer.
(A).
Decomposers
Ques:You are presented with the question "The emission of what causes acid rain?" and the following answer choices: - H2O - smoke from food - Hydrogen - coal - SO2 - oil - CFCs - Cars Now knowing that the emission of sulfur dioxide causes acid rain and it's sulfur dioxide (SO2), choose the best answer.

Ans:SO2
You are presented with the question "what increases genetic diversity?" and the following answer choices: - mutations - getting married - gene flow - dating - bushes - mitosis - procreation - flowers Now knowing that sexual reproduction increases genetic diversity and all creatures procreate via sexual reproduction, choose the best answer.
procreation