Which choice describes a community? a. desert b. a forest of birds, insects, and squirrels c. a hole in which a snake lives d. a desert of sand, rocks, hawks, and snakes

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

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 antiviral drugs work? in your own words.