Is the gradual change of a community over time

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

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?