What is the best description of what viruses are made of?
a. protein and rna
b. carbohydrates and rna
c. protein and nucleic acids
d. carbohydrates and nucleic acids

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

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.