Unit 1: The Cell

Front 1

10) biology is the study of____

Back 1

Life

Front 2

11) List the characteristics of life

Back 2

Movement, reproduction, sensitivity, nutrition, excretion, respiration, growth

Front 3

12) Put the following in order:

Gastrula

Zygote

Embryo

Blastula

Back 3

Zygote

Blastula

Gastrula

Embryo

Front 4

13) When does cell differentiation occur

Back 4

Why a cell is in a certain location when aa embryo is developing

Front 5

14) the energy required to start a chemical reaction is called ____energy

Back 5

Activation

Front 6

15) how does enzyme work

Back 6

Increase the rate of the reaction and lowers the energy needed to start the reaction

Front 7

16) the substance an enzyme reacts with is called the _____

Back 7

Substrate

Front 8

17)what do all enzyme usually end with

Back 8

-ase

Front 9

18) define diffusion

Back 9

Goes down the contraction gradent

Front 10

19) describe the structure of the plasma membrane. What part is hydrophilic? Hydrophobic?

Back 10

Phospholipid bilayer heads are hydrophilic and tails are hydrophobic

Front 11

20) who was the first person to see microorganisms using simple microscope

Back 11

Van leeuwenhoek

Front 12

21) who looked at cork and termed the word "cells"

Back 12

Hooke

Front 13

22) what three parts do cells have

Back 13

Plasma membrane, cytoplasm, DNA

Front 14

23) are viruses alive

Back 14

No

Front 15

24) if something is a prokaryote it is a________

Back 15

Single celled bacteria

Front 16

25) water is a __molecule because of its unequal distribution of charges

Back 16

polar

Front 17

26) ___is the movement of particles from areas of higher to lesser concentration

Back 17

Diffusion

Front 18

27) we reach a __ __ when there is continuous movement of particles, but no overall concentration change.

Back 18

Dynamic equilibrium

Front 19

28) an ___ is a protein that changes the rate of a chemical reaction

Back 19

Enzyme

Front 20

29) we use___ light microscope here at school

Back 20

Compound

Front 21

30) they are called compound light microscope because they contain a series of ___

Back 21

Lenses

Front 22

31) the cell theory states:

All organisms are composed of one or more__

The cell is the basic unit of ___and organizations or organisms

All cells come from__cells

Back 22

A.cell b.life c. Preexisting

Front 23

32) small, specialized structures within cells are called____.

Back 23

Organelles

Front 24

33) cells that lack a nucleus and these membrabe-bound organelles are called___

Back 24

Prokaryotes

Front 25

34) those cells that have a nucleus and membrabe-bound organelles are called

Back 25

Eukaryotes

Front 26

35) the ___ manages cellular fuction

Back 26

Nucleus

Front 27

36) the plasma membrane of a cells exhibits selective__. The membrane ___some molecules to pass through while keeping others___.

Back 27

Permeability,allows, out

Front 28

37) aa plasma membrane is composed of ____.

Back 28

Cytoplasm

Front 29

38) the plasma membrane is composed of a phospholipids bilayer which has two layers of phospholipid _____

Back 29

Tails

Front 30

39)___proteins move needed substance or waste material threw the plasma membrane

Back 30

Transport

Front 31

40) The fuction of the nucleus is to make (,synthesize) ____

Back 31

DNA

Front 32

41) ___are tge sites where cell makes protein according to the directions of___

Back 32

Ribosome DNA

Front 33

42) the clear, gelatinous fluid inside a cell is called__

Back 33

Cytoplasm

Front 34

43) the site of chemical reaction within a cell is called___

Back 34

CBL

Front 35

44) the folded shape of the ER allows a large amount of work to be done in a ___ space

Back 35

CBL

Front 36

45) after the ribosome produce protein they transfer them to an organelles called the __ __ which stores then for later use.

Back 36

Cbl

Front 37

46) Temporary storage compartments within a cell

Back 37

Clb

Front 38

47) ___are organelles that digest old organelles. Food and viruses/ bacteria

Back 38

Lysosomes

Front 39

48) Chloroplast found in the cellar of autotropby capture___energy and convert it to ____ energy

Back 39

Light/chemical

Front 40

49) energy is transformed fir the cell is its___

Back 40

Mitochondria

Front 41

50) the support structure within a cell is its____

Back 41

Cytoskeleton

Front 42

51) ___are organelles that digest old organelles, food and viruses/bacteria

Back 42

Cilia

Front 43

52) ___are longer projections that move a cell with a whip - like motion

Back 43

Flagellum

Front 44

53) observe the picture of the euglena below does it have cilia or a flagellum

Back 44

Flagellum

Front 45

54) observe the picture of the paramecium does it have cilia or a flagellum

Back 45

Cilia

Front 46

56)____is the diffion of water

Back 46

Osmosis

Front 47

57) when a cell is surrounded by an___ solution, the concentration of dissolved substance in the solution cell is the same as than the concentration of dissolved substance

Back 47

Isotonic

Front 48

58) When a cell is bigger then the solution

Back 48

Hypotonic

Front 49

59) when a cell is smaller them the solution

Back 49

Hypotonic

Front 50

60) type of transportation that requires no energy

Back 50

Passive

Front 51

61) sometimes transparent proteins are used to help or "facilitate" the movement of particles threw the plasma membrane. This is referred to as _____ diffusion

Back 51

Facilitated

Front 52

62) When you go against the concentration gradient is

Back 52

Active transport

Front 53

63) ___ is a process in which a cell takes in food

Back 53

Endocytosis

Front 54

64) ___ is a process in which a cell expels waste

Back 54

Exocytosis

Front 55

65) as a cell's size increase its ___ increases much faster then it's _____ _____

Back 55

Volume surface area

Front 56

66) for this reason cells ___ because they are too large

Back 56

Divide

Front 57

67) cells make ____ tissues make ___ organs make ______ _____ and organ systems compose the ___

Back 57

Tissues ; organs; organ systems ; body

Front 58

68) the ____ of a plant is where photosynthesis occurs

Back 58

Leaves