When full, the innermost electron shell of argon contains ________ electrons, and the outermost shell contains ________ electrons
A) 2; 2
B) 2; 8
C) 4; 8
D) 8; 8
Answer: B
You might also like to view...
The ________ are of critical ecological importance because most are endomycorrhizal symbionts of vascular plants.
A. Zygomycota B. Basidiomycota C. Deuteromycota D. Glomeromycota
Which mechanism(s) increase(s) genetic diversity?
a. crossing-over between chromosomes during meiosis only b. independent assortment of chromosomes during meiosis only c. random DNA mutations only d. crossing-over between chromosomes and independent assortment of chromosomes during meiosis only e. crossing-over between chromosomes, independent assortment of chromosomes during meiosis, and random DNA mutations
The narrowing of blood vessels is
A. vasoconstriction. B. cardioconstriction. C. vasodilation. D. cardiodilation. E. dilation.
Predict the outcome of an F+ to F? mating if the F+ cell lacked a functional tra operon.
A. There would be no effect on conjugation. B. Conjugation would occur, but the F- recipient could not become Hfr. C. Conjugation would not occur because there would be no contact between the F+ and F? cells. D. Upon entering the recipient, the F factor would be unable to integrate into to host chromosome.