Molecules of life | Kent State | Dr. Datta | Exam 1 Questions and
Answers Already Graded
what is the molecule of life?
Ans: DNA
What two abilities does an organism need in order to be alive?
Ans: Replication and Movement
Who was Craig Venter?
Ans: A scientist that experimentally proved that DNA is the molecule of life
Describe Craig Venter's experiment
Ans: He took a bacteria, removed the DNA, and noticed it quickly died. So, he took another bacteria-
less DNA, gave it synthetic DNA and it lived.
What is a cation?
Ans: A positively charged ion
what is an anion?
Ans: A negatively charged ion
what are the cations in blood plasma?
Ans: calcium, magnesium, potassium, and sodium
what are the anions in blood plasma?
Ans: Chloride, Bicarbonate, Dihydrogen phosphate, sulfate
Perchlorate
© Get it right 2025 Getaway - Stuvia US All rights reserved
, Ans: ClO4-
Sulfate
Ans: SO4 2-
Hydroxide
Ans: OH-
Carbonate
Ans: CO3 2-
Hydrogen Sulfate
Ans: HSO4-
Ammonium
Ans: NH4+
Nitrate
Ans: NO3-
Nitrite
Ans: NO2-
Phosphate
Ans: PO4 3-
Dihydrogen Phosphate
Ans: H2PO4 2-
Hydrogen Phosphate
Ans: HPO4 2-
© Get it right 2025 Getaway - Stuvia US All rights reserved
Answers Already Graded
what is the molecule of life?
Ans: DNA
What two abilities does an organism need in order to be alive?
Ans: Replication and Movement
Who was Craig Venter?
Ans: A scientist that experimentally proved that DNA is the molecule of life
Describe Craig Venter's experiment
Ans: He took a bacteria, removed the DNA, and noticed it quickly died. So, he took another bacteria-
less DNA, gave it synthetic DNA and it lived.
What is a cation?
Ans: A positively charged ion
what is an anion?
Ans: A negatively charged ion
what are the cations in blood plasma?
Ans: calcium, magnesium, potassium, and sodium
what are the anions in blood plasma?
Ans: Chloride, Bicarbonate, Dihydrogen phosphate, sulfate
Perchlorate
© Get it right 2025 Getaway - Stuvia US All rights reserved
, Ans: ClO4-
Sulfate
Ans: SO4 2-
Hydroxide
Ans: OH-
Carbonate
Ans: CO3 2-
Hydrogen Sulfate
Ans: HSO4-
Ammonium
Ans: NH4+
Nitrate
Ans: NO3-
Nitrite
Ans: NO2-
Phosphate
Ans: PO4 3-
Dihydrogen Phosphate
Ans: H2PO4 2-
Hydrogen Phosphate
Ans: HPO4 2-
© Get it right 2025 Getaway - Stuvia US All rights reserved