Chapter 7 Cell Organells

Question 1

Cellular membrane

Plants and animals

Answer 1

Function: regulars the passage of molecules into and out of the cell

Structure:

1. ) phospholipid bilateral
2. ) carbohydrates
3. ) proteins

Question 2

Cytoplasm

Plants and animals

Answer 2

Function:

1. ) site of many chemical reactions.
2. ) gives cell shape

Structure: jelly like substance (water+salt)

Question 3

Centrioles

Animals

Answer 3

Function: aid in cell division

Structure: made of microtubules

Question 4

Nucleus

Plant and animal

Answer 4

Function:

1. ) contains DNA
2. ) control center in cell

Question 5

Endoplasmic Reticulum

Plant and animal

Answer 5

Function:

1. ) lipid synthesis
2. ) collect, sort, and process materials for transport with in and outside of cell

Structure:

1. ) membrane bound
2. ) flattened sacs near Nucleus

Question 6

Golgi Apparatus

Plant and animal

Answer 6

Function:

1. ) exocytosis
2. ) secretion
3. ) protein packaging

Structure: membrane bound sacs

Question 7

Lysosomes

Plant and animal

Answer 7

Function: contain digestive enzymes used to break down unwanted materials.

Structure:

1. ) small
2. ) membrane bound sac

Question 8

Vacuole

Plant and animal

Answer 8

Function:

1. ) stores water
2. ) maintains hydrostatics equilibrium

Structure: membrane bound sac

Question 9

Chloroplast

Plant

Answer 9

Function: photosynthesis

Structure:

1. ) double membrane
2. ) stroma granum
3. ) thylakoids

Question 10

Mitochondria

Plant and animal

Answer 10

Function: Aerobics ATP (energy) production

Structure:

1. ) double membrane
2. ) matrix

Question 11

Cell wall

Plant

Answer 11

Function: provides and maintains shape of cell

Structure:

1. ) ridged
2. ) tough
3. ) made of cellulose

Question 12

Cytoskeleton

Plant and animal

Answer 12

Function: maintains cell shape in movement

Structure: microthubules

Question 13

Flagella

Animal

Answer 13

Function: movement

Structure: whip like appendage

Question 14

DNA/ Chromatin

Plant and animal

Answer 14

Function: stores genetic info, and blueprint for constructing proteins

Structure: double helix

Question 15

Ribosome

Plant and animal

Answer 15

Function: protein synthesis

Structure: RNA