Based upon the valence numbers of the elements magnesium (2 ) and hydrogen (1 ), predict how many covalent bonds would form between these atoms to achieve the full complement of electrons in their outermost energy shells
A) one
B) two
C) three
D) four
B
You might also like to view...
Which of the following events occur(s) during
the follicular phase of the menstrual cycle? a. An ovarian follicle enlarges. b. A zona pellucida forms around the oocyte. c. An oocyte completes meiosis I. d. Estrogen levels increase. e. All of these occur
Which substance builds up abnormally in Alzheimer's disease?
a. glycogen b. fat c. amyloid protein d. glycolipids e. aminoglycosides
In the pUC plasmids, a polylinker region that includes multiple restriction sites is embedded in the lacZ component. If a sequence of interest is inserted into this region, what is the effect on lacZ?
What will be an ideal response?
The process by which two interacting species act as agents of natural selection on one another is called
A) parasitism. B) mutualism. C) coevolution D) symbiosis. E) mimicry.