SFSU BIO 230 EXAM 1 2025 LATEST EXAM
COMPLETE QUESTION AND ANSWER 100%
VERIFIED GRADED A+
Which is usually bigger, a glucose molecule or an organelle?
An organelle is larger
Which is usually bigger, a DNA molecule or a carbon atom?
a DNA molecule is larger
Which is usually bigger, a virus or a protein molecule?
A virus is larger
How would you respond to someone who told you not to eat Altoids because they cause mad
cow disease?
Where is the evidence to support this claim?
What evidence were you able to find to confirm or refute that Altoids cause mad cow
disease?
Mad cow disease is caused by a prion (protein) which attacks the cows brain and spinal cord,
neither of which are used to make gelatin; therefore, the gelatin in Altoids cannot be the cause
of mads cow disease
What are prions?
, Misfolded proteins which cause other proteins to misfiled
Are prions alive?
No, they are proteins which is just a macromolecule.
How are prokaryotic cells and eukaryotic cells similar?
they both have cell membrane, cytoplasm, ribosomes
How are prokaryotic cells and eukaryotic cells different?
Eukaryotic cells have organelles, a nucleus, linear DNA
Prokaryotic cells have circular DNA and no organelles
What kids of organisms are prokaryotes?
bacteria
What kids of organisms are eukaryotes?
Humans, plants, animals
What is the endosymbiotic theory?
A theory that eukaryotes came from prokaryotes, the idea is some of the organelles in
eukaryotes came from prokaryotes (chloroplasts and mitochondria)
Covalent Bond
Share electrons, Strong
COMPLETE QUESTION AND ANSWER 100%
VERIFIED GRADED A+
Which is usually bigger, a glucose molecule or an organelle?
An organelle is larger
Which is usually bigger, a DNA molecule or a carbon atom?
a DNA molecule is larger
Which is usually bigger, a virus or a protein molecule?
A virus is larger
How would you respond to someone who told you not to eat Altoids because they cause mad
cow disease?
Where is the evidence to support this claim?
What evidence were you able to find to confirm or refute that Altoids cause mad cow
disease?
Mad cow disease is caused by a prion (protein) which attacks the cows brain and spinal cord,
neither of which are used to make gelatin; therefore, the gelatin in Altoids cannot be the cause
of mads cow disease
What are prions?
, Misfolded proteins which cause other proteins to misfiled
Are prions alive?
No, they are proteins which is just a macromolecule.
How are prokaryotic cells and eukaryotic cells similar?
they both have cell membrane, cytoplasm, ribosomes
How are prokaryotic cells and eukaryotic cells different?
Eukaryotic cells have organelles, a nucleus, linear DNA
Prokaryotic cells have circular DNA and no organelles
What kids of organisms are prokaryotes?
bacteria
What kids of organisms are eukaryotes?
Humans, plants, animals
What is the endosymbiotic theory?
A theory that eukaryotes came from prokaryotes, the idea is some of the organelles in
eukaryotes came from prokaryotes (chloroplasts and mitochondria)
Covalent Bond
Share electrons, Strong
