1. Intro to Cell Biology Review

2. Organism that can make its own food
What is the science that studies living things?
BIOLOGY
Organism that can make its own food
AUTOTROPH

3. Tell what it does in cells.
Name this molecule
ATP
Tell what it does in cells.
Store and transfer energy; rechargeble battery

4. Maintaining stable internal conditions
Another name for a heterotroph
CONSUMER
Maintaining stable internal conditions
HOMEOSTASIS

5. What kind of reproduction makes offspring using the DNA from
Another name for an autotroph
Producer
What kind of reproduction makes offspring using the DNA from
only one parent?
ASEXUAL

6. dehydration synthesis
Name this reaction
dehydration synthesis OR hydrolysis
dehydration synthesis

7. Another name for a “living thing”
Another name for a “living thing”
organism
The carbohydrate molecule that
cells burn to release energy
glucose

8. enzyme active site substrate A = ________________ B = ________________
Name the following in the enzyme catalyzed reaction:
Image by Riedell
enzyme
A = ________________
B = ________________
C = ________________
D = ________________
E = ________________
active site
substrate
enyzme-substrate complex
products

9. Which part of a phospholipid molecule is non- polar?
Head tails
Tails are non polar

10. What do we call an organism made of many cells?
An organism that CAN’T make its own food
heterotroph
What do we call an organism made
of many cells?
multicellular

11. HYDROLYSIS Name this reaction dehydration synthesis OR hydrolysis
HYDROLYSIS

12. What do we call an organism made of only one cell?
Type of reproduction in which
offspring come from the combination of DNA from 2 parents
SEXUAL
What do we call an organism made of only one cell?
UNICELLULAR

13. Which of the following describe YOU?
multicellular autotroph
unicellular heterotroph
MULTICELLULAR HETEROTROPH

14. ↑
Which of these molecules is a carbohydrate?

15. Give the chemical symbol for each: Carbon _____ Sodium ion ____
Oxygen _____ Potassium ion ___
Nitrogen ____ Chloride ion ___
Phosphorus ____ Hydrogen ion ___
Hydrogen ___ C
Na+ O K+ N
Cl- P H+ H

16. All the chemical reactions that build up and break down molecules in living things
METABOLISM
A signal that an organism responds to is called a __________
STIMULUS
Image from:

17. The process by which organisms as a group change over time; Process by which modern organisms have descended from ancient organism
EVOLUTION
What do we call embryonic cells
that have the potential to become
different kinds of cells?
STEM CELLS

18. The process by which cells change to become different kinds of cells with different functions
DIFFERENTIATION
ATOMS with an electric charge are called _________
IONS

19. Which part of a phospholipid molecule is polar?
Head tails
Head is polar

20. Cellulose _________ is the polysaccharide that makes plants STURDY
MOLECULES that have an uneven
pattern of electric charge with more
+ in one area; more - in another
POLAR

21. hydrophilic Name this molecule Polar molecules are ____________
hydrophobic hydrophilic
hydrophilic
Name this molecule
glucose

22. DNA and RNA are ___________
NON polar molecules are ____________
hydrophobic hydrophilic
hydrophobic
DNA and RNA are ___________
Lipids carbohydrates nucleic acids proteins
Nucleic acids

23. The place on an enzyme where
Molecules that are “water fearing” and try to stay away from water or other polar molecules  
hydrophobic
The place on an enzyme where
the substrate attaches is called the ___________
active site

24. The macromolecules that can act as enzymes are ___________
Molecules that are “water loving” and try to be near water or other polar molecules
hydrophilic
The macromolecules that can
act as enzymes are ___________
Lipids carbohydrates nucleic acids proteins
PROTEINS

25. Nucleic acids Proteins Polysaccharide
Match the building block with the molecule it makes. Proteins nucleic acids lipids polysaccharide
____________________
Nucleotide and amino acid images by Riedell
Nucleic acids
Proteins
Polysaccharide
Glucose from:

26. The attraction between the hydrogen atom in one molecule and the negatively charged part of a nearby molecule is an example of a
_____________ BOND 
HYDROGEN
What molecule attaches to the active site and is the reactant in an enzyme reaction?
substrate

27. ↑
Which of these molecules is used by cells to store and transport energy?

28. Dehydration synthesis
Reaction that forms a bond by removing an H and OH to make a water molecule
Dehydration synthesis
Which ending is found at the end of most enzyme names?
-ASE

29. Reaction that breaks a bond by adding an H and OH from a water molecule
HYDROLYSIS
What do we call molecules that speed up chemical reactions in living things?
ENZYMES

30. Which part of a phospholipid molecule is hydrophobic?
Head tails
Tails are hydrophobic

31. Name the molecule that controls blood sugar
What is it called when a protein unwinds? 
denaturing
Name the molecule that controls blood sugar
insulin

32. Name the molecule in red blood cells that carries oxygen to the body
What can cause enzymes to denature?  
pH and temperature
Name the molecule in red blood cells that carries oxygen to the
body
HEMOGLOBIN

33. ↑
Which of these molecules could be used to make an RNA molecule?

34. Which nitrogen base always bonds with T in a DNA molecule?
Molecules made of MANY SUGAR
molecules are called ____________
polysaccharides
Which nitrogen base always bonds with T in a DNA molecule? A

35. Which nitrogen base always bonds with G in a DNA molecule?
Glycogen, starch, and cellulose are ____________
Lipids polysaccharides proteins nucleic acids
polysaccharides
Which nitrogen base always bonds with G in a DNA molecule? C

36. ↑
Which of these molecules stores genetic info?

37. Phospholipids & proteins
 Which macromolecules are important in making cell membranes?  
Phospholipids & proteins
Which molecule makes up the genetic code?
DNA

38. Which molecule carries information from DNA out to the cell and helps
Which molecules helps in identifying “self”?
glycoproteins
Which molecule carries information
from DNA out to the cell and helps
with protein synthesis?
RNA

39. Which ION is measured with a pH scale and determines acidity?
Which molecule stores and transports energy in cells?
ATP
Which ION is measured with a pH scale and determines acidity? H+

40. glucose Name this molecule
Which molecule is burned by cells for energy?
glucose
Name this molecule
glycoprotein

41. Name this molecule
phospholipid

42. This is a subunit used to make ______________
Name this molecule
NUCLEOTIDE
This is a subunit used to make
______________
Nucleic acids

43. Which part of a phospholipid molecule is hydrophilic?
Head tails
Head is hydrophilic

44. This is a subunit that could be used to make a
Name this molecule
AMINO ACID
This is a subunit that could be used to make a
_______________
PROTEIN

45. Nucleic acids are built from subunits called __________
Animal cells store their glucose as
____________
glycogen
Nucleic acids are built from subunits called __________
nucleotides

46. PROTEINS are built from subunits called _______________
Plants cells store their glucose as
______________
STARCH
PROTEINS are built from subunits
called _______________
amino acids

47. Molecules made mainly of carbon and hydrogen that includes fats,
Molecules made from carbon, hydrogen, and oxygen in a
1C: 2H: 1O ratio
Carbohydrates
Molecules made mainly of carbon
and hydrogen that includes fats,
oils, and steroids
lipids

48. ↑
Which of these molecules is a nucleotide?

49. hydrophilic Polar molecules are ____________ hydrophobic hydrophilic
People with diabetes lack the ability to make this hormone that controls blood sugar
insulin

50. ↑
Which of these molecules could be used to make glycogen, starch, or cellulose?

51. Double stranded single stranded Contains A,T,C,G Contains A,U,C,G
Tell one way DNA is different from RNA
DNA RNA
Double stranded single stranded
Contains A,T,C,G Contains A,U,C,G
No U no T
sugar = deoxyribose sugar = ribosose
Stores genetic info transfers info
from nucleus to
out to cell

52. Lipids are mostly __________ hydrophilic hydrophobic
Nucleic acid made of deoxyribose
sugar and A, T, C, & G nitrogen bases
DNA
hydrophobic
Lipids are mostly __________
hydrophilic hydrophobic

53. Glucose is a ___________
Nucleic acid made with ribose sugar and A, G, C, & U nitrogen base
RNA
carbohydrate
Glucose is a ___________
Lipid nucleic acid protein carbohydrate