Convert time to seconds in Excel. Converting time to total seconds is done in the same fashion-you multiply the time value by 86400, which is the number of seconds in a day (24 hours * 60 minutes * 60 seconds = 86400):
Nematoda (nematodes, eelworms, threadworms, roundworms; phylum Aschelminthes) Class of aschelminth worms (a phylum in some classifications) which vary greatly in size, from about 1 mm to 5 cm. The cuticle has flanges, and may also have ridges or spines.
Platyhelminthes and Nematoda are two major invertebrate phyla in the Kingdom Animalia that show some difference between them in terms of their morphology. Invertebrates are the animals who lack backbone. The other major invertebrate phyla include Porifera, Cnidaria, Annelida, Arthropoda, Mollusca, and Echinodermata.