Which of the following allows a plants vascular system to work as a transport system A. A plants vascular system is made up of specialized cells that moves around the plant as it grows
B. A plants vascular system is made up of specialized cells that are covered in a thick wall of cells
C. A plants vascular system is made up of specialized cells that form straw-like tubes
D. A plants vascular system is made up of specialized cells that divide as a plant grows

What forms of expression can be restricted by the government

Agroup of anthropologists from the future want to study the culture and society of the twenty-first century. they cannot find any written documentation of this time period, so they must conduct an archaeological excavation.identify the artifacts, features, and ecofacts they will find during their fieldwork. what will these items tell the anthropologists about our culture and society?

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period.the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided.a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs.an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.