(Question)
You are presented with the question "What event has an effect on corrosion?" and the following answer choices: - global warming - heating liquids - Greenhouse gasses - flow of electrons - chemical reaction - rain or sun shine - Cooking - evaporation Now knowing that global warming is when worldwide temperature increases and corrosion always increases with increasing temperature, choose the best answer.
(Answer)
global warming

(Question)
You are presented with the question "What does an animal need for survival?" and the following answer choices: - sugar - Boron - Meat - Components of helium - water - Oxygen - food - glycogen Now knowing that an animal requires air for survival and the important component in air is the oxygen, choose the best answer.
(Answer)
Oxygen

(Question)
You are presented with the question "DNA consists of what bound together?" and the following answer choices: - Chemical energy - Veins and arteries. - all matter - rays or beams - sunlight - oxygen - Many nucleotides - water Now knowing that many nucleotides bind together to form a chain called a polynucleotide and rNA like DNA is a polynucleotide, choose the best answer.
(Answer)
Many nucleotides