100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
BIO 340 Exam Questions And Answers 100% Pass $12.49   Add to cart

Exam (elaborations)

BIO 340 Exam Questions And Answers 100% Pass

 0 view  0 purchase
  • Course
  • Bio 340
  • Institution
  • Bio 340

BIO 340 Exam Questions And Answers 100% Pass Your chromosomes are located _______ and they are made of ___________ . a. floating in the cytoplasm, lipids b. in the cell membrane, protein c. inside the mitochondria, genes d. inside the cytoplasm, protein e. inside the nucleus, DNA - answere. ...

[Show more]

Preview 2 out of 10  pages

  • November 11, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Bio 340
  • Bio 340
avatar-seller
Thebright
©THEBRIGHT EXAM SOLUTIONS

11/8/2024 12:08 PM


BIO 340 Exam Study Guide.

Loss of Heterozygosity - answer✔Can mask deleterious recessive alleles (Aa)



Can hide an undesirable trait if there is a dominant gene present

Gregor Mendel - answer✔Amateur botanist explains heredity in plants 1866, law of segregation,
independent assortment, and domanince.

Traits are transmitted from parents to offsprings in specific patterns

Law of Segregation - answer✔Each inherited trait is defined by a gene pair (diploid). Parental genes are
randomly separated to the sex cells so they only contain one gene of that pair. Offsprings only inherit
one allele from each parent.



Works with a monohybrid



Ex: Tt x TT

Law of Independent Assortment - answer✔Genes for different traits are sorted seperately from one
another.



Independent works with dihybrid crosses.



Ex: TtRRDd x ttRrdd

Law of Dominance - answer✔When parents with pure, contrasting traits are crossed together, only one
form of the trait appears in the next generation.

Frederic Griffith (bacterial transformation) - answer✔(Transforming principle) where R-strain bacteria
turned into S bacteria

Avery - Macleod - McCarty Experiment - answer✔Determined that DNA is the transforming factor

Hershey - Chase Experiment - answer✔Determined DNA is the genetic material

, ©THEBRIGHT EXAM SOLUTIONS

11/8/2024 12:08 PM

DNA Nucleotides - answer✔Deoxyribose (5 carbon sugar), phosphate group, 1 of 4 nitrogenous bases



Adenine (A)

Thymine (T)



Guanine (G)

Cytosine (C)

Purines/Pyrimidines - answer✔Purines (A & G): larger molecular structure with a shorter name



Pyrimidines (T & C): small molecular structure with longer name



A purine has to be paired with a pyrimidines

Meselson - Stahl Experiment (1958) - answer✔Demonstrated that replication was semiconservative
using heavy isotope nucleotides

DNA Replication - answer✔All polymerase systhesis in a 5'-3' is read 3'-5'

Keto/Enol - answer✔Mutations in DnA are when the acceptor and donor in hydrogen bonds get
swapped and cause enol or keto mutations. 3'-5' exonuclease activity can chew mutations off to correct
the base pair.

Transistion/Transversion - answer✔Transition: is a purine to purine or pyrimidine to pyrimidine



Transversion: pyrimidine going to a purine or a purine going to a pyrimidine

Central Dogma (Francis Crick 1970) - answer✔DNA -> RNA -> Protein

Transcription -> Translation

Nucleus -> Cytoplasm

Darwins Theory of Evolution - answer✔Evolution: the theory that all organisms are related by a common
ancestry and have diversified over time



Ex: Galapagos finches

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 Thebright. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $12.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

80467 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$12.49
  • (0)
  Add to cart