You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Diatom in valve view, What does the word diatom mean?<br />
Central area<br />
raphe stria<br />
Central nodule<br />
Striae are composed of punctae (pores), what do you think their function is?<br />
Terminal<br />
nodule