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Variation, DNA and Protein Synthesis
Self-Assessment
Variation, DNA and Protein Synthesis
1
Give the term used to describe the differences in
organisms
2
Define the term species.
3
Give an example of a species
4
Define the term heredity
5
Give an example of heredity
6
Define the term gene expression
7
Give an example of gene expression
8
Define a gene
9
Outline the role of a gene
10
Describe the structure of a chromosome
11
Describe the structure of DNA
12
Describe the structure of a Nucleotide
13
Outline the specific purine and pyrimidine couples –
complementary base pairs.
14
Name the four bases and the base pairs in DNA
15
Explain Hydrogen bonding
16
Refer to the double helical structure of DNA
17
Distinguish between coding and non-coding structures.
18
Explain why RNA is a complementary structure to DNA
19
Name the bases in RNA
20
Outline the structure of RNA
21
Explain the function of mRNA
22
Describe the triplet base code
23
Outline Chromosome sequencing of coding and noncoding (junk DNA) sequences.
24
Outline DNA replication
25
Outline the steps in protein synthesis
Red
Orange
Green
26
Explain how DNA contains the code for protein
27
Understand why enzymes unwind the DNA
28
Explain how this code is transcribed to mRNA
29
Describe the role of RNA polymerase
30
Explain what a codon is
31
Explain how the mRNA code is translated on the
ribosome
32
Understand that ribosome is composed of subunits
33
Explain how amino acids are assembled in the correct
order determined by the codons on mRNA
Understand a stop codon on mRNA signals the release
of the protein
Understand that the protein folds into its functional
shape
34
35
36
Give the location of protein synthesis
37
Explain how genes control cell activities by producing
proteins
Describe the role of RNA polymerase
38
39
Describe the molecular involvement of DNA, mRNA,
tRNA, rRNA and amino acids in the process of protein
synthesis