What type of bond forms when two elements equally share their electrons?
a. Polar
b. Hydrogen
c. Nonpolar
d. Ionic
e. None of these choices.
c
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In a Punnett square diagram, the outside of the box represents the _________
A. Diploid offspring B. Haploid offspring C. Diploid gametes D. Haploid gametes
Parasitic plants are divided into groups based on their relationship with the plant host. Which of the following is the term for a parasite that is completely dependent on its host?
a. hemiparasite b. semiparasite c. holoparasite d. biparasite
Which of the following statements about the cells of the mucous membrane lining air tubes of humans is false?
A) They manufacture secretory products. B) They are stratified squamous epithelial cells. C) They are cuboidal or columnar in shape. D) They have cilia that collect and transport mucus up and out of the respiratory system.
One potential consequence of protein denaturation is that the:
A) protein becomes more tightly folded. B) protein adds another polypeptide to its folded shape. C) protein loses its functionality. D) protein performs more efficiently than it did before. E) protein's primary structure changes.