BIO 1404 FINAL EXAM REVIEW QUESTIONS
If xenon has an atomic number of 54 and a mass number of 108, how many neutrons does it have? - Answer-54
Atoms that vary in the number of neutrons found in their nuclei are called - Answer-isotopes
Potassium has an atomic number of 19. What is its elec...
BIO 1404 FINAL EXAM REVIEW
QUESTIONS
If xenon has an atomic number of 54 and a mass number of 108, how many
neutrons does it have? - Answer-54
Atoms that vary in the number of neutrons found in their nuclei are called - Answer-
isotopes
Potassium has an atomic number of 19. What is its electron configuration - Answer-
shells 1, 2 and 3 are full and shell 4 has one electron
Which type of bond represents a weak chemical bond - Answer-hydrogen bond
Which of the following statements is not true - Answer-Water is the most abundant
molecule in the Earth's atmosphere
When acids are added to a solution, the pH should - Answer-decrease
We call a molecule that binds up excess hydrogen ions in a solution a(n) - Answer-
base
Which of the following statements is true
1. Acids and bases cannot mix together.
2. Acids and bases will neutralize each other.
3. Acids, but not bases, can change the pH of a solution.
4. Acids donate hydroxide ions (OH-); bases donate hydrogen ions (H+). - Answer-
Acids and bases will neutralize each other.
Each carbon molecule can bond with as many as________ other atom(s) or
molecule(s) - Answer-four
Which of the following is not a functional group that can bond with carbon:
Dehydration synthesis (also called condensation reaction) leads to formation of -
Answer-water and polymers
During the breakdown of polymers, which of the following reactions takes place -
Answer-hydrolysis
,The following chemical reactants produce the ester ethyl ethanoate (C4H8O2):
C2H6O + CH3COOH What type of reaction occurs to make ethyl ethanoate -
Answer-condensation
An example of a monosaccharide is:
fructose
glucose
galactose
all of the above - Answer-all of the above
Cellulose and starch are examples of: - Answer-polysaccharides
Plant cell walls contain which of the following in abundance - Answer-cellulose
Lactose is a disaccharide formed by the formation of a ________ bond between
glucose and ________. - Answer-glycosidic; galactose
Which of the following is not an extracellular matrix role of carbohydrates:
protect an insect's internal organs from external trauma
prevent plant cells from lysing after the plant is watered
maintain the shape of a fungal spore
provide energy for muscle movement - Answer-provide energy for muscle movement
Saturated fats have all of the following characteristics except:
they are solid at room temperature
they have single bonds within the carbon chain
they are usually obtained from animal sources
they tend to dissolve in water easily - Answer-they tend to dissolve in water easily
Phospholipids are important components of - Answer-the plasma membrane of cells
Cholesterol is an integral part of plasma membranes. Based on its structure, where
is it found in the membrane? - Answer-within the tail bilayer
The monomers that make up proteins are called - Answer-amino acids
The α-helix and the β-pleated sheet are part of which protein structure - Answer-
secondary
Mad cow disease is an infectious disease where one misfolded protein causes all
other copies of the protein to begin misfolding. This is an example of a disease
impacting ____ structure - Answer-tertiary
A nucleotide of DNA may contain - Answer-deoxyribose, thymine, and a phosphate
group
The building blocks of nucleic acids are - Answer-nucleotides
How does the double helix structure of DNA support its role in encoding the genome
- Answer-Complementary base pairing creates a very stable structure
, When viewing a specimen through a light microscope, scientists use ________ to
distinguish the individual components of cells - Answer-special stains
The ________ is the basic unit of life - Answer-cell
Prokaryotes depend on ________ to obtain some materials and to get rid of wastes -
Answer-diffusion
Bacteria that lack fimbriae are less likely to ________. - Answer-adhere to cell
surfaces
Which of the following organisms is a prokaryote:
amoeba
influenza A virus
charophyte algae
E. coli - Answer-E. coli
Which of the following is surrounded by two phospholipid bilayers:
the ribosomes
the vesicles
the cytoplasm
the nucleoplasm - Answer-the nucleoplasm
Peroxisomes got their name because hydrogen peroxide is - Answer-produced
during their oxidation reactions
In plant cells, the function of the lysosomes is carried out by __________ - Answer-
vacuoles
Which of the following is both in eukaryotic and prokaryotic cells:
nucleus
mitochondrion
vacuole
ribosomes - Answer-ribosomes
Tay-Sachs disease is a genetic disorder that results in the destruction of neurons
due to a buildup of sphingolipids in the cells. Which organelle is malfunctioning in
Tay-Sachs - Answer-lysosome
Which of the following is not a component of the endomembrane system:
mitochondrion
Golgi apparatus
endoplasmic reticulum
lysosome - Answer-mitochondrion
The process by which a cell engulfs a foreign particle is known as - Answer-
phagocytosis
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 Freshy. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
