The largest time unit in the geologic time scale is the a. period. b. epoch. c. eon. d. era. mark for review (will be highlighted on the review page)

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

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

Explain how the political influence of african americans leaders became weaker.