Viruses that infect bacteria are called
a) bacterioviruses
b) retroviruses
c) proviruses
d) bacteriophages
e) capsomeres

Which of these is a major trend in land plant evolution? a) the trend toward smaller size b) the trend toward a gametophyte-dominated life cycle c) the trend toward a sporophyte-dominated life cycle d) the trend toward larger gametophytes

Which of the following does not make up ground substance of connective tissue? hyaluronic acid elastic fibers glycosaminoglycan proteoglycan

What are the pros and cons of transect sampling?