Exam (elaborations)
BIO 104 exam 1 with correct answers
- Course
- Institution
BIO 104 exam 1 with correct answers
[Show more]
Content preview
BIO 104 exam 1 with correct answersWhat is taxonomy? - Answer -the science of naming and classifying organisms
What is a taxon? - Answer -a group of organisms in a classification system
What are 6 characteristics for classifying organisms? - Answer -Anatomy, Physiology,
Embryology, molecular, behavior,
Taxon order - Answer -Domain, Kingdom, Phylum, Class, Order, Family, Genus,
Species
What is the scientific name of an organism? - Answer -Genus-species, Binomial
nomenclature
How do you correctly write the scientific name? - Answer -genus and species
What is a species? - Answer -a group of living organisms consisting of similar
individuals capable of exchanging genes or interbreeding.
Domains of Eukarya - Answer -protists, fungi, plants, animals
What is Symetry? - Answer -how the parts are arranged around a center point
What is asymmetry? Radial symmetry? Bilateral symmetry? - Answer -not even around
a point, even distribution, only one plane on the dorsal axis.
What are the 5 grades of organization? - Answer -Cytoplasmic, Cellular, Tissue, Organ,
Organ-system
What is cytoplasmic? Cellular? Tissue? Organ? Organ system? level of organization? -
Answer -protists, sponges, cnidaria, flatworms, larger more complex.
How many layers are in a diploblastic embryo? What are they? - Answer -two, Ectoderm
and Endoderm.
How many layers are in a triploblastic embryo? What are they? - Answer -Three,
Ectoderm Mesoderm Endoderm
What is a coelom? - Answer -body cavity
, What are 6 advantages of a body cavity? - Answer -More room for organ development,
surface for diffusion of nutrients, more storage, acts as a hydrostatic skeleton, provides
means of getting rid of gasses, increased body size
What is an acoelomate animal? - Answer -No body cavity.
Pseudocoelomate animal? - Answer -False body, not entirely lined by mesoderm.
Coelomate animal? - Answer -True body cavity.
What are differences between protostome and deuterostome animals? - Answer -P:
Cleavage: spiral and determinate. Blastopore: becomes mouth. Coelom: forms by
splitting the mesoderm.
D: Cleavage: radial and indeterminate. Blastopore: becomes the anus. Coelom: forms
by pinching the gut.
What is a sac body plan? - Answer -A one opening body plan
What is a tube-in-a-tube body plan? - Answer -2 openings
What is metamerism? - Answer -segmental arrangement of body parts
What is tagmatization? - Answer -specialization of regions of the body for specific
functions
What is cephalization? - Answer -development of a head
aboral? - Answer -away from the mouth
oral? - Answer -pertaining to the mouth
Anterior? - Answer -front of the body
Posterior? - Answer -toward the back
Caudal? - Answer -toward the tail
Cephalic? - Answer -pertaining to the head
Distal? - Answer -away from the point of attachment
Proximal? - Answer -Closer to the point of attachment
Dorsal - Answer -pertaining to the back
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller millyphilip. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75057 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now