Molecules of life | Kent State | Dr. Datta | Exam 1 Questions and Answers Already Graded

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




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, 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-




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