CHAPTER 4

Question 1

Provides DNA “blueprints” for making proteins

Answer 1

NUCLEUS

Question 2

Appear as round structure associated with chromosomes

Answer 2

NUCLEOLI

Question 3

Surrounding membrane around nucleus

Answer 3

NUCLEAR ENVELOPE

Question 4

Controls the movement of the substances that goes in and out of the nucleus

Answer 4

PORES

Question 5

Organelles that are formed in the cytoplasm and direct the synthesis of proteins, using genetic instruction in the form of messenger RNA

Answer 5

RIBOSOMES

Question 6

The site of most proteins and lipids synthesize, a network of connected membranes.

Answer 6

ENDOPLASMIC RETICULUM

Question 7

Makes lipids and modifies/metabolize the structure of some carbohydrates

Answer 7

SMOOTH ENDOPLASMIC RETICULUM

Question 8

Dotted with protein synthesizing ribosomes, resulting in rough appearance of the exterior which typically consists of flattened interconnected sacs called cisternae

Answer 8

ROUGH ENDOPLASMIC RETICULUM

Question 9

The space within the cisternae and tubules of the ER

Answer 9

LUMEN

Question 10

Completes and ships products. Stacks of five to eight membrane-covered sacs called cisternae.

Answer 10

GOLGI APPARATUS

Question 11

Converts energy into stored chemical energy. Synthesizes the food by the process of photosynthesis

Answer 11

CHLOROPLAST

Question 12

The colour plastids found in all flowers, fruits, and are mainly responsible for their distinctive colours.

Answer 12

CHROMOPLASTS

Question 13

Colorless plastids and are mainly used for the storage of starch, lipids, and proteins within the plant cell

Answer 13

LEUCOPLASTS

Question 14

Converts energy into energy to power cell, plays a major role in breaking down nutrients and generating energy-rich molecules for the cell

Answer 14

MITOCHONDRIA

Question 15

THREA AND GRANULE-LIKE

Answer 15

MITOS and CHONDRION

Question 16

The most important function of mitochondrion

Answer 16

Produce energy through OXIDATIVE PHOSPHORYLATION

Question 17

Plays a variety of roles in cell metabolism and cell shape

Answer 17

VACUOLE

Question 18

Surrounding membrane of the vacuole

Answer 18

TONOPLAST

Question 19

Helps maintain the dynamic activities and shape of the cell

Answer 19

CYTOSKELETON

Question 20

3 types of threadlike proteins that make up the cytoskeleton

Answer 20

MICROTUBULES
MICRO FILAMENT (ACTIN FILAMENT)
INTERMEDIATE FILAMENT

Question 21

Thickest of the three component; alpha and beta tubulins

Answer 21

MICROTUBULES

Question 22

Thinnest component

Answer 22

ACTIN FILAMENT/MICROFILAMENT

Question 23

Middle range

Answer 23

INTERMEDIATE FILAMENTS

Question 24

Gatekeeping barriers around and within the cell

Answer 24

MEMBRANE

Question 25

Contains a bilayer called phospolipids

Answer 25

FLUID MOSAIC MODEL

Question 26

Form the basic structure of the plasma membrane and the membranes surrounding organelles

Answer 26

PHOSPHOLIPIDS

Question 27

Protect plant cells and define cell shape. The non-living component covering the outmost layer of a cell

Answer 27

CELL WALL

Question 28

Three major layers of cell wall

Answer 28

PRIMARY CELL WALL THE MIDDLE LAMELLA THE SECONDARY CELL WALL