Aplant found growing in a marsh is about 18 inches in height and consists of tall, hollow stems with jointed nodes. the plant has a rough texture and its leaves grow in tiny whorls. which of the following is the most logical conclusion about the classification of this plant?

a. it is a gymnosperm, and belongs to the phylum coniferophyta.
b. it is a horsetail, and belongs to the phylum sphenophyta.
c. it is a club moss, and belongs to the phylum lycoophyta.
d. it is a liverwort, and belongs to the phylum hepatophyta.

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing:

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.