Exam (elaborations)
Bio 181 Final Exam Study Guide (nau)- Questions & Answers
- Course
- Institution
Bio 181 Final Exam Study Guide (nau)- Questions & Answers
[Show more]
Content preview
Bio 181 Final Exam Study Guide (nau)-Questions & Answers
dehydration reaction ANSWER-When water is removed and bond is put in place
hydrolysis ANSWER-When water is used to split the bond
Carbohydrates ANSWER-(sugars)
>monomer: monosaccharide
>most abundant sugar: glucose
>Polymer: polysaccharide
Lipids ANSWER->4 main molecules:
triglyceride
phospholipid
steroids
waxes
>fatty acids
>40% of organic molecules in human body
>H,C, some O
>hydrophillic and hydrophobic regions
>non-polar tails, insoluble in water
Proteins ANSWER->monomer: amino acids
>C,H,O, and N
>Polymer: polypeptide
, >amino and carboxyl group
Nucleic acids ANSWER->monomer: nucleotide
>DNA and RNA
>Polymer: polynucleotides
Give an example of an amphipathic lipid ANSWER-oils and fats
steroids ANSWER->ring instead of chain
>mostly hydrophobic, low solubility
>structural support, hormones , vitamins
>all steroid hormones are derived from cholestrol
lipid rafts: ANSWER-contain high concentrations of cholestrol and glucosphingolipids.
resistent to extraction w non ionic detergents
phospholipid bilayer ANSWER-hydrophillic head hydrophobic tail
cholestrol ANSWER-helps maintain fluidity by making sure the cell isnt too fluid or too
permeable to certain molecules.
hypertonic ANSWER-the cell has higher solute causing water to leave the cell
hypotonic ANSWER-lower solute water moves into the cell
passive transport ANSWER-the movement of materials across a cell membrane that uses
NO energy.
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 ExamRoom. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72042 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now