Shared Flashcard Set

Details

AP Bio - 1 - Functional Groups
"Biology" Seventh Edition Benjamin-Cummings Publishing Chapter 4
6
Biology
11th Grade
02/26/2009

Additional Biology Flashcards

 


 

Cards

Term

(-SH) or (HS-)

 

 Thiols

Definition

Sulfhydryl

 

 - Two Sulfhydryl groups can interact to help stabilize protein structure.

Term

(-OH) or (HO-)

 

Alcohols (end in -ol)

Definition

Hydroxyl

 

-Polar - electronegative oxygen atom draws electrons toward itself

 

-Attracts H2O molecules - dissolves organic compounds

Term

      O

    //

    -O-P-(O-)

/

(O-)

 

Organic Phosphates

Definition

Phosphate

 

-Makes the molecule of which it is a part an anion (negative ion)

 

-Can transfer energy between organic molecules

Term

O

//

-C-?

 

Keytone (when within Carbon skeleton)

 

Aldehyde (when at the end of Carbon skeleton)

Definition

Carbonyl

 

-Keytones and aldehydes may be structural isomers with differen properties.

Term

  O

//

   -C-OH

 

Carboxylic Acid (organic acid)

Definition

Carboxyl

 

-Acidic properties - a source of (H+)

 

-(H+) tend to dissociate reversibly because the covalent bond between O and H

 

-In cells, found in the ionic form, which is called a carboxylate group.

Term

    H

   /

-N

   \

     H

 

Amines

Definition

Amino

 

-Acts as a base - can pick up a proton from the surrounding solution

 

 H                           H

/                            /

  -N                       -(N+)-H

\                           \

   H                          H

Ionized Non-ionized

 

-Ionized, with a charge of 1+, under cellular conditions.

Supporting users have an ad free experience!