Biology CH7

Question 1

Hydro

Answer 1

comes from the greek word for water

Question 2

Phobic

Answer 2

The fear of it

Question 3

Hydrophilic

Answer 3

Love of water.
Hydro= water
Philic=love of

Question 4

Intracellular

Answer 4

Inside the cell

Question 5

Extracellular

Answer 5

Outside the cell

Question 6

Phospholipid

Answer 6

Structural unit of a cell membranes composed of a hydrophobic and hydrophilic part

Question 7

Phospholipid bilayer

Answer 7

Two layers of phospholipids that form cell mambranes

Question 8

Organelles

Answer 8

Membrane-boud compartments

Question 9

eukaryote cells contain

Answer 9

membrane-bound oragelles, including a nucleus

Question 10

Prokaryote cells

Answer 10

do not contain a nucleus or other membeanw-bound organelles.

They contain two groups bacteria and arkaya

Question 11

Cells are huge compared to bacteria.

Question 12

Organells

Answer 12

Compartmentalize cellular functions

Question 13

Nucleoid

Answer 13

area whwere DNA exist

Question 14

Cytoskeleton

Answer 14

Contains some proteins that are similar to the actin and filaments of eukaryotic cells

Question 15

Phagocytosis

Answer 15

The process where large molecules or other cells are eaten by engulfing them.

Phago= devour

Question 16

Pinocytosis

Answer 16

The process where small, dissolved substances and liquids are taken up by a cell.

Pino= to drink

Question 17

Caveolae

Answer 17

Pockets in the plasma membrane.

Latin for little caves.

Question 18

Caveolins

Answer 18

membrane proteins that play a role in various metabolic pathways and cellular signalling.

Question 19

Transcription

Answer 19

the process of creating different types of RNA from DNA

Question 20

Photosynthesis

Answer 20

The process that converts energy from sunlight into food in plant cells