Exam (elaborations)
GCU Bio 182 Exam 2 questions and answers graded A+ passed
- Course
- BIO 182
- Institution
- Arizona State University
GCU Bio 182 Exam 2 questions and answers graded A+ passed
[Show more]
Content preview
GCU Bio 182 Exam 2 questions andanswers graded A+ passed
Green Algae - correct answer ✔✔____________ called charophytes are the closest relatives of land
plants.
Land plants share four key traits with only charophytes - correct answer ✔✔• Rings of cellulose-
synthesizing complexes
• Peroxisome enzymes
• Structure of flagellated sperm
• Formation of a phragmoplast
Sporopollenin - correct answer ✔✔In charophytes a layer of a durable polymer called _____________
prevents exposed zygotes from drying out
Sporopollenin - correct answer ✔✔______________ is also found in plant spore walls
Four key traits appear in nearly all land plants but are absent in the charophytes - correct answer ✔✔•
Alternation of generations and multicellular, dependent embryos
• Walled spores produced in sporangia
• Multicellular gametangia
• Apical meristems
Alternation of Generations - correct answer ✔✔Plants alternate between two multicellular stages, a
reproductive cycle called ___________
Gametophyte - correct answer ✔✔The ____________ is haploid and produces haploid gametes by
mitosis
,Placental transfer cells - correct answer ✔✔Nutrients are transferred from parent to embryo through
___________________
Embryophytes - correct answer ✔✔Land plants are called ____________ because of the dependency of
the embryo on the parent
Sporangia - correct answer ✔✔The sporophyte produces spores in organs called ____________
Sporocytes - correct answer ✔✔Diploid cells called ___________ undergo meiosis to generate haploid
spores
Sporopollenin - correct answer ✔✔Spore walls contain _______________, which makes them resistant
to harsh environments
Gametangia - correct answer ✔✔Gametes are produced within organs called ______________
Archegonia - correct answer ✔✔Female gametangia, called ____________, produce eggs and are the
site of fertilization
Antheridia - correct answer ✔✔Male gametangia, called ____________, produce and release sperm
Apical meristems - correct answer ✔✔Plants sustain continual growth in their ____________
Cuticle - correct answer ✔✔A waxy covering of the epidermis
Vascular tissue - correct answer ✔✔Land plants can be informally grouped based on the presence or
absence of _____________
Vascular plants - correct answer ✔✔Most plants have vascular tissue; these constitute the
_______________
, Bryophytes - correct answer ✔✔Nonvascular plants are commonly called ________
Bryophytes - correct answer ✔✔_____________ are not a monophyletic group; their relationships to
each other and to vascular plants is unresolved
Lycophytes - correct answer ✔✔Club mosses and their relatives
Seed - correct answer ✔✔A _________ is an embryo and nutrients surrounded by a protective coat
Gymnosperms - correct answer ✔✔The "naked seed" plants, including the conifers
Angiosperms - correct answer ✔✔The flowering plants
Pterophytes - correct answer ✔✔Ferns and their relatives
Bryophytes - correct answer ✔✔Refers to all nonvascular plants
Bryophyta - correct answer ✔✔Refers only to the phylum of mosses
Protonema - correct answer ✔✔A spore germinates into a gametophyte composed of a ____________
and gamete-producing gametophore.
Rhizoids - correct answer ✔✔Anchor gametophytes to substrate
Capsule - correct answer ✔✔A sporangium, also called a __________, which discharges spores
Gametophore - correct answer ✔✔The mature gamete-producing structure of a moss gametophyte.
Peristome - correct answer ✔✔The upper part of the moss capsule (sporangium) often specialized for
gradual spore discharage
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 BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
53340 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now