The following is a code for a strand ofDNA
DNA 3'
A
T
A
T
T
T
T
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
mRNA
C
G
U
U
G
A
tRNA
U
G
G
Amino Acid (Met __________________ _________________________________ _________________
a. Using the genetic code provided, fill in the blanks tocomplete the segment of DNA shown.
b. Fill in the blanks to complete the sequence of amino acidscoded for by this strand of DNA.
c. Write the code for the complementary strand of DNA completedin part (a).
d. What would be the effect if C were substituted for T at base10?
e. What would be the effect if A were substituted for G at base11?
f. What would be the effect if G were substituted for T at base14?
g. What would be the effect if C were inserted between bases 9and 10?
h. How would UV radiation affect this strand of DNA?
The following is a code for a strand ofDNA
DNA 3' | A | T | A | T | T | T | T | ||||||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | |
mRNA | C | G | U | U | G | A | |||||||||||||
tRNA | U | G | G |
Amino Acid (Met __________________ _________________________________ _________________
a. Using the genetic code provided, fill in the blanks tocomplete the segment of DNA shown.
b. Fill in the blanks to complete the sequence of amino acidscoded for by this strand of DNA.
c. Write the code for the complementary strand of DNA completedin part (a).
d. What would be the effect if C were substituted for T at base10?
e. What would be the effect if A were substituted for G at base11?
f. What would be the effect if G were substituted for T at base14?
g. What would be the effect if C were inserted between bases 9and 10?
h. How would UV radiation affect this strand of DNA?
Related textbook solutions
Related questions
For the following strand of DNA, use the table below to provide: bases for the complementary mRNA and the associated amino acids. What do you notice about the genetic code for proline in the peptide? How would the loss of the first G or switching that G to a T affect the structure and function of this protein?
DNA: GGC CTA CAA GCC GGA ACA GTT ACC GCG TAA CGA
RNA: ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ???
Amino Acid:??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ???
(3 Letters)
Genetic Code Table (mRNA)
| 1st position (5' end) | 2nd position (middle) | 3rd position (3' end) | |||
| U | C | A | G | ||
| U | Phe F Phe F Leu L Leu L | Ser S Ser S Ser S Ser S | Tyr Y Tyr Y STOP STOP | Cys C Cys C STOP Trp W | U C A G |
| C | Leu L Leu L Leu L Leu L | Pro P Pro P Pro P Pro P | His H His H Gln Q Gln Q | Arg R Arg R Arg R Arg R | U C A G |
| A | Ile I Ile I Ile I Met M | Thr T Thr T Thr T Thr T | Asn N Asn N Lys K Lys K | Ser S Ser S Arg R Arg R | U C A G |
| G | Val V Val V Val V Val V | Ala A Ala A Ala A Ala A | Asp D Asp D Glu E Glu E | Gly G Gly G Gly G Gly G | U C A G |
DNA Structure and Function Lab Report
Summary Questions
- Name the three major components of DNA.
- Which nitrogen bases pair within DNA?
- What is the difference between replication, transcription, andtranslation?
- Describe an advantage of genetic engineering.
- List three differences between DNA & RNA.
DNA | RNA |
- If the base sequence on one DNA strand is 3â CCTAGTTAG 5â, whatwill the sequence be on the other strand of the helix duringreplication?
DNA | 3â | C | C | T | A | G | T | T | A | G | 5â |
DNA | 5â | 3â |
- If 3â TGACCCATC 5â serves as the template for transcription,what will be the sequence of nitrogen bases on the newly formed RNAstrand?
DNA | 3â | T | G | A | C | C | C | A | T | C | 5â |
mRNA | 5â | 3â |
- If a mRNA sequence is 3â UAA 5â, give the amino acid coded forduring translation. Refer to the chart in Exercise 5 of theLab.
