Day 2 exam study guide 09-15-23

nonpolar

Lipids are polar or nonpolar

hydrophobic

Lipids are hydrophobic of hydrophilic

Saturated fat diagram (without the = in the middle)

solid

Saturated fat solid or liquid

liquid

Unsaturated fat solid or liquid

butter and bacon

Examples of saturated fats

sunflower oil, olive oil, grapeseed oil (just take a plant and add oil at the end)

Examples of unsaturated oils

Phospholipid diagram

-cell membrane

-a barrier to protect the cell against various environmental insults

-head (ball) is hydrophilic and polar

-2 tails are hydrophobic and non-ploar

Phospholipid function

helps keep water in a plant

Function of cuticle wax

cactus-lives in a dry environment

Plant that has thicker cuticle and why

a membrane that allows only some substances and molecules to pass into or leave a cell

What is meant by a selectively permeable membrane

oxygen

Lipids have C, H, O but less ?

protein/condensation reaction

Amino acids are building blocks of

Diagram of amino acid

their side chains/r groups

what makes the 20 amino acids different

speed up reactions by lowering activation energy

Function of enzymes

activation energy

Enzymes lower ______

ase

Many enzymes end in what 3 letters

changes in the shape of a protein/enzyme

What is meant by denature

high heat and decrease is pH

What are two things that can denature an enzyme or protein

it carries oxygen from the lugs to the tissues

What is the function of the protein hemoglobin

3

How many nitrogen base letters is capable of making one amino acid

-acting as enzymes and hormones

-maintaining proper fluid and acid-base balance

-providing nutrient transport

-making antibodies

-enabling wound healing and tissue regeneration

-providing energy when carbohydrate and fat intake is inadequate

Name 5 other functions of Proteins

Pepsin

Which enzyme does not get denatured in a low pH. Found in the stomach