Although there are many distinct prokaryotic species, most have a small range of shapes, sizes, and growth rates. Which of the following characteristics are not observed in prokaryotes?
(a) a highly structured cytoplasm
(b) endoplasmic reticulum
(c) the ability to divide rapidly
(d) a cell wall
(a), (b)
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The product of the bicoid gene in Drosophila provides essential information about _____
A) lethal genes B) the dorsal-ventral axis C) the left-right axis D) segmentation E) the anterior-posterior axis
The systolic blood pressure is the time of the most pressure in the arteries
Indicate whether the statement is true or false.
Repressors
a. bind to operators. b. lie between operators. c. lie between promoters. d. lie after operators. e. are part of an operon.
Which of the following breakfasts would be highest in carbohydrate?
a. Grapefruit half, 2 fried eggs, 3 bacon slices, 1 slice of toast with butter, coffee b. 8 ounces orange juice, 2 cups Cream of Wheat with 2 tablespoons sugar, English muffin with jelly, 1 cup whole milk c. 8 ounces orange juice, 1/2 cup fresh blueberries, 8 ounces nonfat yogurt, coffee d. 1 cup whole milk, 2 ounces sausage, 2 fried eggs, 1 slice of toast with butter