Portage Learning Chem 210 FINAL exam GRADED A+(30 questions) CHEM210

Question 1
pts

True or False: Nitrogen is called the superglue of the chemical world.

FALSE
Question 2
pts

True or False: Large elements, such as strontium, are common in biomolecules.

FALSE
Question 3
pts

True or False: The time it takes for a compound to flow through a metabolic pathway is
called the payoff phase.

FALSE
Question 4
pts

True or False: Proteins, carbohydrates, and fats all get broken down into acetyl-CoA.

TRUE
Question 5
pts

True or False: A fat is a lipid molecule that is a solid at room temperature.

TRUE

Question 6
pts


In DNA, guanine always pairs with ________.


Thymine
Guanine
Uracil

, Cytosine
Both A and B

CYTOSINE

Question 7
pts


Water is considered a polar solvent due to attractive forces known as hydrogen bonds.
A hydrogen bond is __________.


A bond that is stronger than a covalent bond
An attractive force between molecules where partially positive hydrogen atoms are
attracted to partially negative atoms of F, O, or N.
The polar O–H bond in water
An ionic bond between H and another atom
A covalent bond between H and O

AN ATTRACTIVE FORCE BETWEEN MOLECULES WHERE PARTIALLY POSITIVE
HYDROGEN ATOMS ARE ATTRACTED TO PARTIALLY NEGATIVE F, O, OR N

Question 8
pts


Which of the following is the structure of ADP?