Cells - Chapter 3

Question 1

cell

Answer 1

the building blocks of life, there are billions in the human body as well as single-celled organisms, it is the smallest unit of life

Question 2

light microscope

Answer 2

a machine for viewing very small objects, it can magnify things up to 1500 times

Question 3

electron microscope

Answer 3

a machine for viewing very small objects, it is more powerful then a light microscope and can magnify things up to a million times

Question 4

monocular

Answer 4

a microscope which the specimen is viewed using only one eye

Question 5

binocular

Answer 5

a microscope that has two eye pieces so you can see what you are viewing with both eyes

Question 6

stereo

Answer 6

a microscope which the specimen is viewed using both eyes

Question 7

magnification

Answer 7

the amount of times an image of an object has been enlarged using a lens

Question 8

microscope

Answer 8

a machine for viewing small objects

Question 9

unicellular

Answer 9

a living thing that is made up of only one cell

Question 10

multicellular

Answer 10

a living thing made up of more then one cell

Question 11

micrometre

Answer 11

one millionth of a metre

Question 12

nanometre

Answer 12

one billionth of a metre

Question 13

nanotechnology

Answer 13

a field that studies cells and other small objects

Question 14

Prokaryotes

Answer 14

organism in the prokaryote kingdom

Question 15

nucleus

Answer 15

central part of an atom

Question 16

chromosone

Answer 16

a thread-like structure inside the nucleus

Question 17

mitosis

Answer 17

a process that results in new cells with the same number of chromosones as the old one

Question 18

clones

Answer 18

an identical copy of something

Question 19

cytokinesis

Answer 19

process of where cytoplasm of a cell divides to form two daughter cells

Question 20

infectious disease

Answer 20

disease that can be travelled from one organism to another

Question 21

non-infectious disease

Answer 21

disease that cannot be transferred from one organism into another

Question 22

epidermis

Answer 22

the outermost layer of skin

Question 23

dermis

Answer 23

the deeper layer of skin underneath the epidermis

Question 24

receptors

Answer 24

cells that detect energy and transfer it to the brain

Question 25

sweat glands

Answer 25

a tube where water and salt are removed from the body to control body temperature

Question 26

pores

Answer 26

a small opening of your skin

Question 27

evaporates

Answer 27

liquid transferring into gas

Question 28

eukaryote

Answer 28

species that have a membrane around the nucleus

Question 29

cell membrane

Answer 29

structure that encloses the cells

Question 30

cytosol

Answer 30

fluid inside cells

Question 31

ribosomes

Answer 31

structures in a cell where proteins are made

Question 32

cytoplasm

Answer 32

jelly-like material inside a cell

Question 33

metabolism

Answer 33

chemical reactions occuring in an organism to allow an organism to create and repair cells