Which statement(s) is/are true about nonvascular plants? a. they do not have xylem and phloem
b. they cannot be tall
c. one type of nonvascular plant is moss
d. all of the above

Microorganisms are involved in each of the following processes excepta. smog production.b. food production.c. infection.d. o2 production.e. decomposition of organic material.

Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?

Which feature of a human community is similar to a niche in a biological community