New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Biodiversity and Plant Form/Function

by: TylerElliot

Biodiversity and Plant Form/Function BIOL 1010

Marketplace > Ohio University > Environmental Science > BIOL 1010 > Biodiversity and Plant Form Function
GPA 3.7
Principles of Biology
Kim Thompson

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Biology 1010 notes for week 3 about Biodiversity and the Form and Function of Plants.
Principles of Biology
Kim Thompson
Class Notes
bio1010, Biology
25 ?




Popular in Principles of Biology

Popular in Environmental Science

This 3 page Class Notes was uploaded by TylerElliot on Thursday September 10, 2015. The Class Notes belongs to BIOL 1010 at Ohio University taught by Kim Thompson in Fall 2015. Since its upload, it has received 10 views. For similar materials see Principles of Biology in Environmental Science at Ohio University.

Similar to BIOL 1010 at Ohio

Popular in Environmental Science


Reviews for Biodiversity and Plant Form/Function


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 09/10/15
Biodiversity and Plant FormFunction 9715 91115 92 Major Milestones is Earth s Biodiversity 0 1st Cells Evolved into Different Cell Types 0 Heterotrophic cells are incapable of producing their own food 0 Autotrophic cells produce chemicals that store energy 0 Chemoautotrophs evolved the ability to store energy contained in certain inorganic chemicals found in or near the ocean Heterotrophs had to become predators scavengers and decomposers Heterotrophs and autotrophs regulated each other and helped evolve balanced ecosystems o Autotrophs ability to create food became known as photosynthesis I Free oxygen 0 Some cells that are identical to the first cells are still present and now known as archaea 0 Simple Cells Evolved into Complex Cells 0 The first cells were prokaryotes and are still successful in hot springs and acid baths Eukaryotes appeared 152 billion years ago 2 processes have been involved in the transition from prokaryote to eukaryote I lnpocketing and refining plasma membrane created membranebound organelles I Endosymbiotic Theory Mitochondria were originally prokaryotic cells that engaged in mutualism with eukaryotes until they became one cells 0 Multicellularity Some cells specialized and others became dependent on them for those special functions 0 Tissues are comprised of a group of specialized cells 0 Evolution of Animals 0 The 1st milestone is the presence of tissues I The most primitive animals are sponges which have no tissues while all others do 0 2nd milestone involved symmetry or overall body form and shape I Animals with radial symmetry have no heads or tails nor rights or lefts I Animals with bilateral symmetry have a definite right left head and tail 0 Embryos of primitive animals have 2 germ layers which are layers of cells where their organs develop I Ectoderm outer skin I Endodermis inner skin digestive system I More advanced animals have a 3rd layer mesoderm the origin of muscles and associated organs between the two layers 0 3rd milestone involved the presence of body cavities called coeloms I Acoelomates primitive animals with no cavities I Pseudocoelomates relatively primitive animals with cavities between 2 layers endoderm and mesoderm I Coelomates advanced animals with a cavity completely surrounded by mesoderm 0 When cavities fill with fluid that is under pressure they form a hydrostatic skeleton which gives the body rigidity and assists in movement I Exoskeleton outside skeleton I Endoskeleton internal skeleton 93 Keeping Track of Species 0 Classification First Described as Natural Order 0 Aristotle classified animals from simplest to most complex 0 Archetypes of species that shared a particular set of characteristics could be arranged into groups 0 Karl van Linne assigned 2 latin names to each species the genus name which is shared by similar species and the species name which is individual I Known as binomial nomenclature o Danvin saw that species shared characteristics with other species because they had common ancestors I This was called type specimen 94 How Does the System Work 0 From 2 Kingdoms to 5 0 First only plants and animals 0 More kingdoms created to accommodate the exceptions I Protists I Fungi I Monera bacteria 0 Existence of a 3rd type of cell called Archaea called for the addition of the category Domains I Domain Archaea newly discovered cells I Domain Bacteria Kingdom Monera I Domain Eukarya All Kingdoms of eukaryotic cells 0 Complete Classification Domain Kingdom Phyladivision Class Order Family Genus Species OOOOOOOO 131 Important Events in the History of Plant Life 0 The First Cells 0 Abiotic process a process occurring in the absence of life 0 Heterotrophs rely on other organisms for food 0 Autotrophs a cell with the ability to provide its own food 0 Photosynthesis o Chemoautotrophs cells that can extract energy and build organic compounds from inorganic acids I Not very successful 0 Photoautotrophs cells that could trap the energy of sunlight to make food I Uses means of the pigment chlorophyll to trap energy of sunlight I Produce carbon dioxide I Found in all 3 domains 0 There is one group of photosynthetic bacteria called cyanobacteria o Multicellularity in Plants 0 Chloroplasts adopted into plant cells by the endosymbiotic theory 0 Multicellularity offers I Opportunity for cellular specialization I Decreased vulnerability to death and natural changes 0 How do Plants Protect Themselves in Dry Conditions 0 Epidermis and cuticles act as barriers to diffusion o Stomata are pores on the underside of the leaf that allows air and water to pass I Stomata are composed of two guard cells on each side 0 Vascular Plants 0 3 evolutionary plant lines I Ferns seedless vascular I Conifers gymnosperms I Flowering plants angiosperms


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Allison Fischer University of Alabama

"I signed up to be an Elite Notetaker with 2 of my sorority sisters this semester. We just posted our notes weekly and were each making over $600 per month. I LOVE StudySoup!"

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.