Which branch of earth science learns about the causes of landslides?

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

What is the difference between bacterial infections and viral infections?

What is the compliment dna strand to the following sequence: ttgactaggcta