Chapter 4 vocab Flashcards Preview

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Flashcards in Chapter 4 vocab Deck (24):
1

transfers energy from organic compounds to ATP

mitochondrion

2

organizes the synthesis of proteins.

Ribosome

3

prepares proteins for export (rough ER); synthesizes steroids, regulates calcium levels, breaks down toxic substances (smooth ER).

Endoplasmic Reticulum

4

processes and packages substances produced by the cell

Golgi apparatus

5

digests molecules, old organelles ,and foreign substances

lsosome

6

contributes to the support, movement, and division of cell.s

micro filaments and microtubules

7

propel cells through the environment; move materials over the cell surface

cilia and flagella

8

stores hereditary information in DNA; synthesizes RNA and ribosomes

nucleus

9

supports and protects the cell

cell wall

10

stores enzymes and waste products

vacuole

11

stores food or pigments; one type (chloroplast) transfers energy from light to organic compounds.

plastid

12

proteins attached to the surface of the cell membrane

peripheral proteins

13

proteins embedded in the bilayer

integral proteins

14

scientists use the ___________ to describe the cell membrane

fluid mosaic model

15

between the cell membrane and the nucleus. Contains various organelles of the cell.

cytoplasm

16

the organelles in the cytoplasm are bathed in a gelatin like aqueous fluid called the

cytosol

17

the inner membrane of the mitochondria

cristae

18

made up of proteins and RNA

ribosomes

19

a network of long protein strands located in the cytosol

cytoskeleton

20

two major components of the cytoskeleton

microfilaments and microtubules

21

Microfilaments are made of what protein

actin

22

bundles of microtubules

spindle fibers

23

double membrane of the nucleus

nuclear envelope

24

the site where ribosomes are synthesized and partially assembled before they pass through the nuclear pores to the cytosol.

nucleolus