Ques: Answer the following question given this paragraph: The two smallest carboxylic acids are formic acid (found in the stingers of ants) and acetic acid (found in vinegar). Many organic compounds are considerably more complex than the examples described here. Many compounds, such as cholesterol discussed in the chapter-opening essay, contain more than one functional group. The formal names can also be quite complex. In http://catalog. flatworldknowledge. com/bookhub/reader/2547 - gobch12through http://catalog. flatworldknowledge. com/bookhub/reader/2547 - gob-ch15, we will examine the characteristics and chemistry of other important organic compounds and functional groups. Q: The two smallest carboxylic acids are formic acid and what else? Choices: - carbonates acid - ethylene acid - ascorbic acid - acetic acid A:
Ans: acetic acid

Ques: Answer the following question given this paragraph: Q: What holds homologs together as the spindle forms for the first meiotic division? Choices: - magnetism - pollenation - spirogyra - chiasmata A:
Ans: chiasmata

Ques: Answer the following question given this paragraph: Life probably began in the oceans. No one knows exactly how or when. Life may have originated more than once. If life began before the Moon formed, that impact would have wiped it out. Then life would have had to originate again. Eventually conditions on Earth became less violent. The planet could support life. Q: Life probably began where? Choices: - rocks - the Sun - caves - oceans A:
Ans: oceans

Ques: Answer the following question given this paragraph: Nearsightedness, or myopia, is the condition in which nearby objects are seen clearly, but distant objects appear blurry. The eyeball is longer than normal, focusing images front of the retina. Concave lenses can correct the problem. Q: What type of lenses can correct myopia? Choices: - polarized lenses - diffusion lenses - convex lenses - concave lenses A:
Ans:
concave lenses