Exam (elaborations)
Biology 150 exam 1 Questions with complete solution questions and answers verified 2024
- Course
- Institution
Biology 150 exam 1 Questions with complete solution questions and answers verified 2024
[Show more]
Content preview
Biology 150 exam 1 Questions withcomplete solution (7 pgs)
Cell theory - correct answer ✔All organisms are comppsed of one or more
cells
-cells arise from other organisms
-contain hereditary information of organsism of which they are part of
-DNA holds yhe gebetic infprmation
Scientific Method - correct answer ✔Observation
Question
Hypothesis
Test
Results
Conclusion
When are atoms electrically neutral? - correct answer ✔Number of protons &
electrons balance
Isotope - correct answer ✔Forms of an element with a dofferent number of
electrons
Ion - correct answer ✔Atom where total number of wlectrons is not equal to
the total njmber of protons, that results in goving the atom a positive or
negative electrical charge
Atomic number - correct answer ✔Nimber of protons an atom of that element
has
, Atomic mass - correct answer ✔The sum of protons and neutrons in an atom
of that element
Covalent bond - correct answer ✔When 2 atoms share electrons
Ionic bonds - correct answer ✔The electrons are completely transferred from
one atom to another
Acidic solution - correct answer ✔pH <7
Alkaline/basic solution - correct answer ✔pH>7
Condensation Reaction - correct answer ✔Form a new bond with the loss of
a water molecule, amino acid molecules form together and remove a water
molecule
Peptode bonds - correct answer ✔Carboxyl group + amino group release
water molecule = water and 2 amino acids
Transcription - correct answer ✔-> RNA
Transcription - correct answer ✔(Ribosomes) -> protein
Primary structure - correct answer ✔Sequence DNA
Secondary structure - correct answer ✔-alpha helix
-pleated sheet
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 LEWISSHAWN55. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. 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