Pick the BEST answer:

A)Which Of The Following Is An "Excitable Cell"?
<4>1) Neuron
<3>2) Electron
<4>3) Hormone
<3>4) Both 1 & 2
<4>5) All Of The Above

B)What Is The Popular Molecule That Energizes Many Activities In Cells?

<4>1) Adenosine Triphosphate
<3>2) Adenosine Diphosphate
<4>3) Deoxyribose Nucleic Acid
<3>4) Ribose Nucleic Acid
<4>5) H2O

C)Which Of The Followings Has The Correct Complementary Base Pairing In DNA?

<4>1) Purines - Purines
<3>2) Purines - Pyrimidines
<4>3) Pyrimidines - Pyrimidines
<3>4) A-U & C-G
<4>5) A-C & G-U

D) Which Of The Followings Is TRUE?

<4>1) When The Earth Rotated Once Around The Sun, One Day Has Passed
<3>2) Rotating Around The Sun Is The Reason Why We Have Mornings & Nights
<4>3) The Distance Between The Sun & Earth Almost Constant As Earth Rotates Around The Sun
<3>4) All Of The Above
<4>5) None Of The Above