The length of carotenoids also has a role in plant coloration, as the length of the polyene tail determines which wavelengths of light the plant will absorb. Wavelengths that are not absorbed are reflected and are what we see as the color of a plant. Therefore, differing species will contain carotenoids with differing tail lengths allowing them to absorb and reflect different colors.
Rating Newest Oldest. Best Answer: they are all no, molluscs are clams, bivalves, and squid none of which have joints. Echinoderms-sea stars, urchins, and the such also do not have jointed appendages, further their bodies do not have segments.Source(s): zoology class. whiskeytangofoxtrot Â· 9 years ago.ating Newest Oldest. Best Answer: they are all no, molluscs are clams, bivalves, and squid none of which have joints. Echinoderms-sea stars, urchins, and the such also do not have jointed appendages, further their bodies do not have segments.
4 Limitations of being an arthropod Phylum Arthropoda: arthropods Subphylum Myriapoda: millipedes and centipedes Subphylum Chelicerata: spiders, scorpions, ticks, mites, horseshoe crabs Subphylum Crustacea: Crayfish, crabs, shrimps, barnacle, roly-poly Subphylum Hexapoda: insects and relatives.0 Class Maxillopoda: barnacles and copepods â¢ Copepods are small in size and lack abdominal appendages â¢ Main component of zooplankton â¢ Â½ species are parasites of other marine animals â¢ Most feed with their maxillae are filter feeders (but barnacles use their legs for filter feeding, .