What are keratin structures produced by the epidermis that overlap and lie on the surface of the skin?
Scales
Don’t have internal organs, able to attach to many surfaces, includes the sponges.
Phylum Porifera
Rapid communication throughout the body; brain, spinal chord, nerves
Nervous
What is the term for animal-like protists that feed on other organisms?
Protozoa
Have endoskeletons made of bone, skin is covered in scales; perch fish
Osteichthyes
What is the term for the wide range of all forms of life on earth or in a specific region?
Biodiversity
Often have radial symmetry, sea stars are the most famous
Phylum Echinodermata
Responsible for breaking down & absorbing nutrients from food; stomach, intestines
Digestive
What is one organelle that is unique to plant cells?
Cell wall, central vacuole, storage vesicles, plastids, plasmodesmata
No legs, have a small head and tail, have a vertebral column
Apoda
What is the transfer of pollen from a stamen to a pistil?
Pollination
Have segmented bodies, head, thorax and abdomen; spiders
Phylum Arthropoda
Moves blood throughout the body; heart, blood vessels
Cardiovascular
What is one function of flowers in a plant?
Sexual reproduction, create seeds, attract organisms for fertilization
Have an exoskeleton made of cartilage, but have a jaw; shark
Chondrichthyes
What is the organism that is a multicellular fungal structure containing many hyphae that extend away from the mycelium?
Mold
Jellyfish and sea anemones are examples, have nematocysts
Phylum Cnidaria
Helps prevent the body against harmful substances, infection, and disease
Immune
What causes the stoma in plant leaves to open and close?
Turgor pressure from water in the central vacuoles
Four-legged animals with a tail, moist skin; salamanders
Caudata
What is the structure in a fish that keeps it upright and underwater?
swim bladder
Have a head, body, muscular foot, mantle and often shells
Phylum Mollusca
Filters blood and removing waste; kidneys, bladder
Renal
What is the function of plasmodesmata?
Allow materials to pass between plant cells
Four legs and no tail as an adult; frogs and toads
Anura