What kind of bond results from an unequal sharing of electrons?
A) nonpolar covalent bond
B) polar covalent bond
C) ionic bond
D) H bond
Ans: B) polar covalent bond
You might also like to view...
Consider the structure of a trophic pyramid when answering the following questions: Why would the world be better off if all humans were vegetarians?
A. More energy can be obtained as a primary consumer, supporting more primary consumers. B. There are more vitamins in plant tissue than in animal tissue; primary consumers would be healthier. C. Eating vegetables is healthier than eating animals.
Birds, snakes, lizards, turtles, and crocodiles are all thought to share a common ancestor and several homologous traits. Assuming that this is true, these groups of animals and their common ancestor would represent
A. a polyphyletic group. B. a monophyletic group. C. homoplastic convergence. D. an outgroup. E. a species cluster. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about monophyly? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which term most appropriately refers to a regulatory protein in prokaryotes?
A) RNA processing B) helicase activation C) DNA binding protein D) gyrase action E) translation
The eyes of a planarian provide
A) three-dimensional images, but in black and white. B) two-dimensional images. C) a higher degree of resolution than human eyes. D) information about light intensity and direction.