Ch 32: Animal Diversity Overview Flashcards
Both animals and fungi are heterotrophs. How does their nutritional mode differ?
Fungi can process their own nutrients directly from the environment.
Animals derive carbon and nutrients from other sources.
What gives animal cells structural support?
An extra cellular matrix
What is the most abundant extracellular (external to the cell) protein in animals?
Collagen
What two tissue types, not found in other organisms, are “central to the animal lifestyle?”
Nervous tissue and muscle tissue
Sperm and egg join in a process called _______________ to produce a zygote.
Meiosis
Blastula
Hollow ball of cells
Cleavage
Rapid cell division of a zygote
Gasturlation
Dent in the blastula that forms endoderm
What basal group of animals has cells that are like choanoflagellates and what are these cells called?
1.) sponges
2.) choanocytes
What features are found in the clade Bilateria (bilaterians) that are not found in sponges and cnidarians?
Bilateral symmetry
Diplastic
Animals that have only endoderms and ectoderm tissues
Triploblastic
Animals that contain an endoderm/ectoderm and a mesoderm
In animals with protostome development, the blastopore becomes the ______________.
Mouth
In animals with deuterostome development, the blastopore becomes the ______________.
Anus
What structures develop from the ectoderm?
Skin
