Urchins eat holdfast of brown algae( kelp) and kelp detaches and floats away. Loss of kelp means loss of habitat for many smaller organisms. Give an example of a behavior-mediated trophic cascade. List all levels involved and what happens to each. Effects on prey-behavior can cause trophic...
kelp: large brown algae, supply shelter and food for invertebrates/fish, which provide food for predators like seals/sharks. absorb wave energy, protect shorelines from erosion. eaten by people, help provide alginates (chemical compounds that act as thickeners) ...
Brown algae are in the phylum Phaeophyta, examples are kelp and rockweed Know the features of brown algae that were covered in lecture Multicellular, dominate in cooler (temperate) areas, have chlorphyll A and C, and have carotenoids (fucoxanthin) Fucoxanthin a brown pigment of the algae Lamina...
-green,brown, and red algae as well as giant kelp Tracheophyta - seedless -have vascular tissue (xylem & phloem) -first members were seedless and used spores to reproduce Class Osteichthyes -have an endoskeleton made entirely of hard calcified bone, have swim bladders for the regulation of ...
kelp large brown seaweeds having fluted leathery fronds algae primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves plankton the aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt water ...
T or F: Brown algae are best known for the complex kelp forests they form along coastal areas. True Red and brown seaweeds ___. are used as wraps for sushi, are commonly used in countries like Japan for food, and are an important source of nutritious food Diatoms ha...