Identify each of the following sentences as simple or compound. Rewrite each compound sentence as two simple sentences.

Good Running was kind, and he adopted Long Arrow.

Use the standard error to construct an approximate prediction interval for $Y$. Based on the width of this prediction interval, would you say the predictions are good enough to have practical value?

The nature of demand indicates that as the price of good increases:

A) suppliers wish to sell less.

B) more of it is desired.

C) more of it is produced.

D) buyers desire to purchase less of it.

A model is concerned about a new scar on her abdomen. She tells her surgeon that there is practically no scar from the appendix operation done when she was 16, but this new gallbladder scar is "gross." Her appendectomy scar is small and obliquely located on the inferior abdominal surface-it is very indistinct. By contrast, the gallbladder scar is large and lumpy and runs at right angles to the central axis of the body trunk. Can you explain why the scars are so different?

The word part pino- means "to drink," phagomeans "to eat," and cyto- means "cell." With this information, discuss why the words pinocytosis and phagocytosis are good names for the processes they describe.

Figure 15P-2 shows the monopolistically competitive market for smartphones.

b. In the long run, will supply or demand for this producer's good be affected? Will economic profits increase or decrease for this producer?

If a nation that imports a good imposes a tariff, it will increase

a. the domestic quantity demanded.

b. the domestic quantity supplied.

c. the quantity imported from abroad.

d. the efficiency of the equilibrium.

Using the vocabulary list for this lesson, supply the correct word to complete the sentence.

Since it is surrounded by water on three sides, the _____ is a good place for fishing or simply watching the sunrise.

Michelle's management techniques seemed to work well, but they violated many traditional rules of good leadership.

From this sentence, we can infer that Michelle uses _______ techniques.

Consider the following examples. For each one, say whether the incentive is positive or negative.

d. Parents who offer their children extra allowance money for good grades.

The elasticity of a good is $E=2$. What is the effect on demand of:

(a) A $3 \%$ price increase?

(b) A $3 \%$ price decrease?

Find the exact price that maximizes revenue for sales of the product.

Write a persuasive essay arguing whether or not it was a good idea for Philip II to sail against England. Identify the main reason the king of Spain decided to launch the invasion.

At room temperature, a certain element is found to be a soft, silver-colored solid that reacts violently with water and is a good conductor of electricity. Is the element likely to be a metal, a nonmetal, or a semimetal?

(a) What type of interaction holds DNA’s double-helical strands together?

(b) Why would it not be good for DNA’s double-helical strands to be held together by covalent bonds?