A student encounters a pondweed which,judging from its appearance,seems to be a charophyte.She brings a sample back to her biology lab.Using only a compound light microscope to study the sample,which of the following features should help her to determine whether the sample comes from a charophyte or from some other type of green alga? 1)molecular structure of enzymes inside peroxisomes 2)structure of sperm cells 3)presence of phragmoplasts 4)rings of cellulose-synthesizing complexes
A)1 and 3 B)1 and 4 C)2 and 3 D)1, 3, and 4 E)2, 3, and 4