Question

MEDAL/FAN
Translation occurs in the *
nucleus
mitochondria
ribosome
cell membrane

Answer 1

2. A codon is a ________-letter sequence on mRNA that codes for a specific amino acid *
two
three
four
five
3. How many amino acids would result from this example: *
.............................GCU UUA AUC CCG GUU.............................
15
10
5
1
4. What is the role of tRNA during translation? *
Transfers the correct amino acid to the ribosome
Sends the RNA to the ribosome
Replicates the DNA
Transports mutations from DNA to mRNA
Captionless Image
5. Use the chart to determine what amino acids would result from this mRNA sequence: *
...................................AUG UUA CUA GGC UAA...................................
Met-Phe-Pro-Glu-Stop
Start-Met-Leu-Stop
Met-Val-Arg-Leu-Arg
Met-Leu-Leu-Gly-Stop
6. What type of bonds form between amino acids? *
Covalent bonds
Hydrogen bonds
Peptide bonds
Ionic bonds
7. A mutation *
is a change in the genetic information.
is a mistake made when copying DNA.
can have no impact on the organism.
all of the above.
8. A genetic mutation resulted in a change in the sequence of amino acids of a protein, but the function of the protein was not changed. Which statement best describes the genetic mutation? (note, this all started as a genetic mutation) *
It was a silent mutation that caused a change in the DNA of the organism.
It was a silent mutation that caused a change in the phenotype of the organism.
It was a nonsense mutation that caused a change in the DNA of the organism.
It was a nonsense mutation that caused a change in the phenotype of the organism.
9. This type of mutation causes a shift in the reading frame of the DNA. *
Frameshift
Substitution
Translocation
Chromosomal
Captionless Image
10. What type of mutation is illustrated above? *
Frameshift
Substitution
Translocation
Chromosomal
11. Genetic engineering has led to genetically modified plants that resist insect pests and bacterial and fungal infections. Which outcome would most likely be a reason why some scientists recommend caution in planting genetically modified plants? *
reduced pesticide and herbicide use
improved agricultural yield and profit
unplanned ecosystem interactions
increased genetic variation and diversity
12. The karyotype of a human female contains *
23 pairs of autosomal chromosomes
22 pairs of autosomal chromosomes
22 pairs of autosomal chromosomes; 1 X and 1 Y sex chromosomes
22 pairs autosomal chromosomes; 2 X sex chromosomes
13. Colorblindness is a type of sex-linked inheritance because *
only males can be colorblind.
the gene is located on a sex chromosome.
only females can be colorblind.
the gene is located on an autosomal chromosome.
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14. Use the figure below to answer the question. From this pedigree we can determine that the genotype of the either of the females (circles) in the second generation must be (note, this is a recessive disorder) *
.........................doing a punnett square might be helpful.........................
pure-bred.
homozygous.
heterozygous.
recessive.

Answer 2

I think 1 is A.