Ch 2-4 The Chemical Basis of Life & Molecules of the Cell & Metabolism

Question 1

What are the 4 classes of Biological Molecules (organic marcomolecules)?

Answer 1

1. Lipids
2. proteins
   3.carbohydrates
   4.Nucleic Acids

Question 2

is catabolism endergonic or extergonic?

Answer 2

extergonic

Question 3

is anabolism endergonic or extergoinic?

Answer 3

endergoinc

Question 4

dehydration reactions….?

Answer 4

remove water

Question 5

when are polymers broken apart?

Answer 5

during catabolism

Question 6

when are monomers linked together?

Answer 6

during anabolism

Question 7

dehydration synthesis is the chemical reaction during…?

Answer 7

anabolism

Question 8

what is the definition of hydrolysis?

Answer 8

a recation when water is added

Question 9

_______ are protiens that ______ chemical reactions in cells.

Answer 9

protiens, speed up.

Question 10

carbon based molecules are called_______

Answer 10

organic compounds

Question 11

By sharing electrons carbon can______Atoms

Answer 11

bond to 4 other

Question 12

organic molecules are smaller or larger then inorganic molecules?

Answer 12

typically larger.

Question 13

Organic molecules ______ in _______ and __________

Answer 13

dissolve, water, organic solvents

Question 14

What does Metabolism do?

Answer 14

Breaks down and builds up

Question 15

inorganic molecules typically_______ in water forming _____.

Answer 15

dissociate, ions.

Question 16

all organisms obtain ______ and ________ to power thier ______.

Answer 16

nutrients, process energy, activities.

Question 17

A metabolic pathway is a series of chemical reactions that either…..

Answer 17

builds a complex molecule called anabolism
or… Breaks down a complex molecule through the process called catabolism.