Which atom would most likely be involved in an ionic bond?
a. hydrogen
b. oxygen
c. sodium
d. nitrogen
e. helium
c
You might also like to view...
You are studying the feeding habits of a group of four closely related bird species. You observe that all four species feed on insects. However, you notice that the species do not feed at the same time of day: one species feeds most actively at dawn, another during the middle of the day, another at dusk, and the last species feeds at night. What term would you use to describe this behavior?
A. competitive exclusion B. character displacement C. interference competition D. resource partitioning E. exploitation competition
Proteins on the cell surface label the cells as "self", identifying them to the immune cells as belonging to the organism
Indicate whether the statement is true or false.
In genomic libraries:
a. naturally and arti?cially selected plants are genetically engineered. b. DNA fragments are stored in plasmids. c. a virus is used to transform human cells. d. none of the above are done.
Four of the five choices listed below describe the
heterozygous condition. Select the exception. a. homozygous b. carrier c. heterozygotes d. hybrid e. Aa