The chemical bonds that are formed when atoms with temporary zones of positive charge are attracted
to other atoms with temporary zones of negative charge are called ____.
a. polar covalent bonds
b. van der Waals forces
c. ionic bonds
d. hydrogen bonds
e. nonpolar covalent bonds
B
You might also like to view...
Which would be most likely to be fossilized?
A. a small worm with all soft body parts. B. a thick-shelled oyster that lives under water. C. a small herb growing at the top of a mountain. D. an elephant trapped in a tar pit. E. a thick-shelled oyster that lives under water and an elephant trapped in a tar pit.
What is the photopigment in rod cells called?
A. photopsin B. rhodopsin C. opsin D. carotene E. melanin
The place on a stem where one or more leaves are attached is called the
a. terminal bud. b. internode. c. axil. d. lateral bud. e. node.
When a monocot such as corn germinates, the immature leaves are covered by a ________ while the radicle is covered by the ________.
A. coleoptile; coleorhiza B. plumule; coleorhiza C. hypocotyle; primary root D. hypocotyle; epicotyl