Zoology Questions
Explore questions in the Zoology category that you can ask Spark.E!
Parazoans:Lack: ____, ____, true ____, and true ____-mostly marine-____ (remain in one place)
____ have the first opening (blastopore) becomes the mouth and they exhibit spiral cleavage (ie Molluscs)
___ is a cavity inside the body that is not exposed to the outside
____ are multicellular organisms that lack a backbone. They having varying body structures, occupy almost every habitat, and make up 95% of animal species
There are three categories of body cavities:___: organism without body cavity___: organism with a body cavity that is only lined partially by mesoderm (true ____)___: organisms with a body cavity lined entirely by mesoderm (true ___)
Gastrulation forms the ____ gut or archenteron Nervous tissue develops from the ____Cardiac tissue develops from the ____
The lack of true tissues in sponges shows a clear transition between ____ and animals
Kingdom Animalia is also known as ____. "___" means animal
Invertebrates and vertebrates are classifications/groups of Kingdom Animalia
Kingdom Animalia is divided into ___ and ____. This an even/uneven division
_____ are the initial mitotic cell divisions of a zygote that occur rapidly with little cell growth between generations. ___ and ____ are the configurations that can occur.
There are ___ to ___ million species on the planet and ____ make up 95% of that number
Multicellular Advantages:-___ size-____-___ internal environment-Relative ___ from environment
Most animals reproduce asexually/sexually and the haploid/diploid ploidy is the most dominant
____ is the centralization of sensory structures that produces a head
Symmetry in Animals:_____ : numerous imaginary planes create numerous mirror images and their morphology allows the organism to interact with a 360° perspective. These organisms typically have a _____ nervous system. ____ : a single imaginary plane that creates a mirror image resulting in two sides and their morphology is associated with a ____ nervous system and a collection of sensory structures that produce a head.
Animals tend to be:-Eukaryotic, heterotrophic, multicellular, and tend to exhibit motility-___ and ___ tissue is unique to animals
The sacral vertebrae on order testudines are also known as what region?
The caudal vertebrae on order testudines are also known as what region?
Soon after the coelom begins to form, a researcher injects a dye into the coelom of a deuterostome embryo. Initially, the dye should be able to flow directly into the __________.