1. Type Topic in here!
Created by Educational Technology Network

2. Heredity
DNA
Mutations
Genetic Engineering
Misc 10 20 30 40 50

3. Heredity 1 - 10 What statement about the cell is correct? B A C
Structure A synthesizes and secretes cellular products
Structure B contains chromosomes involved in transmitting genetic information
Structure C utilized DNA in the process of photosynthesis
Structure D is the site of protein synthesis B A C D

4. Heredity 1 – 10
Structure B contains chromosomes involved in transmitting genetic information

5. Heredity 1 - 20 Which materials are composed of DNA? Proteins Genes
Nerve Secretions
Fluid in vacuoles

6. Heredity 1 – 20
Genes

7. Heredity
In an animal cell, DNA is found in the greatest concentration in the
Vacuole
Ribosome
Nucleus
Cytoplasm

8. Heredity 1 – 30
Nucleus

9. Heredity
A boy inherits genes for tallness but his growth is limited as a result of poor nutrition. This is an example of
An inherited disorder
Environmental influences on gene expression
Expression of a hidden trait
A characteristic controlled by more tha one pair of genes

10. Heredity 1 – 40
Environmental influences on gene expression

11. Heredity 1 - 50 A valid observation based on this gene map is that
More than one gene may affect a single trait such as eye color
Each trait is influenced by genes that are identical
Each trait is influenced by one pair of genes
Genes for traits such as eye color are always next to each other

12. Heredity 1 – 50
More than one gene may affect a single trait such as eye color

13. DNA 2 - 10 In a DNA molecule, the letters A, T, C and G represent
Bases
Sugars
Starches
proteins

14. DNA 2 – 10
Bases

15. DNA
What would most likely happen if the ribosomes in a cell were not functioning?
The cell would undergo uncontrolled mitotic cell division
The synthesis of enzymes would stop
The cell would produce antibodies
The rate of glucose transport in the cytoplasm would increase

16. DNA 2 – 20
The synthesis of enzymes would stop

17. DNA 2 - 30 The letter X represents 2 bases that are
Identical and joined by weak bonds
Identical and joined by strong bonds
A part of the genetic code for the organism
Amino acids used to build folded protein molecules

18. DNA 2 – 30
A part of the genetic code for the organism

19. DNA
The kinds of genes an organisms possesses are dependent on the
Type of protein in the organisms nuclei
Sequence of bases in the organism’s DNA
Number of ribosomes in the organism’s cytoplasm
Size of the mitochondria in the organism’s cells

20. DNA 2 – 40
Sequence of bases in the organism’s DNA

21. DNA
What is the role of DNA molecules in the synthesis of proteins?
They catalyze the formation of bonds between amino acids
They determine the sequence of amino acids proteins
They transfer amino acids for the cytoplasm to the nucleus
They supply energy for protein synthesis

22. DNA 2 – 50
They determine the sequence of amino acids proteins

23. Mutations
Which mutation could be passed on to future generations?
A gene change in a liver cell
Cancer caused by excessive exposure to the sun
A chromosomal alteration during gamete formation
Random breakage of a chromosome in a leaf cell of a maple tree

24. Mutation 3 – 10
A chromosomal alteration during gamete formation

25. Mutations
Overexposure of animals to X-rays is dangerous because X-rays are know to damage DNA. A direct result of this damage is cells with
Unusually thick cell walls
No organelles located in the cytoplasm
Abnormally large chloroplasts
Changes in chromosomal structure

26. Mutations 3 – 20
Changes in chromosomal structure

27. Mutations
An analysis of chromosomes in a culture containing mutated cells may show the loss of one or more bases making up the chromosome. This type of chromosomal change is known as
An addition
An insertion
A deletion
A subsitution

28. Mutations 3 – 30
A deletion

29. Mutations
The diagrams below shows a normal gene sequence and 3 mutated sequences of a segment of DNA
Normal Sequence
Mutation A
CATTAGAAC
Mutation C
CATGTAGAAC
CTTAGAAC
Mutation B
GATTAGAAC
Which correctly identifies the cause of each mutation?
Row
Mutation A
Mutation B
Mutation C 1
deletion
Substitution
insertion 2
Insertion 3
Deletion
substitution 4

30. Mutations 3 – 40
2 Insertion Substitution Deletion

31. Mutations
The diagram below represents a portion of a type of organic molecule present in the cells of organisms
What will most likely happen if there is a change in the base sequence of this molecule?
The molecule will be converted into an inorganic compound
The amino acid sequence may be altered during protein synthesis
The chromosome number will decrease in future generations
The chromosome number may increase within the organisms

32. Mutations 3 – 50
The amino acid sequence may be altered during protein synthesis

33. Genetic Engineering
Genetic engineering is used in the biotechnology industry to
Eliminate all infections in livestock
Synthesize hormones such as insulin and human growth hormone
Increase the frequency of fertilization
Eliminate asexual reproduction

34. Genetic Engineering 4 – 10
Synthesize hormones such as insulin and human growth hormone

35. Genetic Engineering
The insertion of a human DNA fragment into a bacterial cell might make it possible
For the bacterial cell to produce a human protein
To clone the human that donated that DNA fragment
For humans to become immune to an infection by this type of bacteria
To clone this type of bacteria

36. Genetic Engineering 4 – 20
For the bacterial cell to produce a human protein

37. Genetic Engineering
A product of genetic engineering technology is represented below
Which substance was needed to join the insulin gene to the bacterial DNA as shown?
A specific carbohydrate
A specific enzyme
Hormones
antibodies

38. Genetic Engineering 4 – 30
A specific enzyme

39. Genetic Engineering
The technique illustrated in the diagram is known as
Genetic Engineering
Protein Synthesis
Internal Fertilization
External Fertilization

40. Genetic Engineering 4 – 40
Genetic Engineering

41. Genetic Engineering
Researchers Cohn and Boyer transferred a gene from an African clawed frog into a bacterium. To accomplish this these scientists had to use
Enzymes to cut out and insert the gene
Hereditary information located in the amino acids
Radiation to increase the gene mutation rate of the bacterial cells
Cancer cells to promote rapid cell division

42. Genetic Engineering 4 – 50
Enzymes to cut out and insert the gene

43. Misc
Hereditary information for most traits is general located in
Genes found in chromosomes
Chromosomes found in genes
The ribosome of sperm cells
The mitochondria in the cytoplasm

44. Misc 5 – 10
Genes found in chromosomes

45. Misc
An analysis of chromosomes in a culture containing mutated cells may show the loss of one or more bases making up the chromosome. This type of chromosomal change is known as
An addition
An insertion
A deletion
A substitution

46. Misc 5 – 20
A deletion

47. Misc
A change that alters the base sequence in an organism’s DNA is a
Mutation
Replication
Clone
Zygote

48. Answer 5 – 30
Mutation

49. Question 5 - 40 The diagram represents a portion of DNA A T C G T A
Which DNA strand would correctl pair with the one illustrated?
G C A T C G
T A G C A T
A T G C T A
C A T G A C

50. Misc 5 – 40
T A G C A T

51. Misc
The diagram illustrates what happens to the fur color of Himalayan rabbit after prolonged exposure to a low temperature
The change in fur color is most likely due to
The effect of heredity on gene expression
The arrangement of genes on chromosomes
Environmental influences on gene action
Mutations resulting from a change in the environment

52. Misc 5 – 50
Environmental influences on gene action