Genomes - HW Questions

Question 1

Most of the human genome does not code for gene

Answer 1

True

Question 2

What is the name for specialized sequences at the end of linear chromosomes?

Answer 2

Telomeres

Question 3

Which of the following best describes the structure of a eukaryotic chromosome?

Answer 3

One long double-stranded DNA molecule

Question 4

What is the relationship between genome size ne organismal complexity?

Answer 4

Within eukaryotic, there is little correlation between genome and organismal complexity

Question 5

Which would anneal fastest in a re-annealing experiment?

Answer 5

A small genome with a low complexity

Question 6

Can you determine if an organism will possess more gene if it has more base pairs?

Answer 6

There is no way to tell. There is no good correlation between number of genes and genome size.

Question 7

What is a DNA sequence region used in forensic profiling?

Answer 7

Tandem repeats

Question 8

What is necessary in the “Copy and paste” mechanism of transposons?

Answer 8

1) RNA polymerase - Protein that bind to DNA through transcription factors that transcribes mRNA
2) Reverse transcription - Process that turns rRNA into cDNA
3) Ligase - Rebinds phosphodiester bonds in a DNA strand
4) Nuclease - Cuts phosphodiester bonds of nucleotides