Multiple Choice
Which gene would most likely be found in the genomes of all present-day organisms?
A) an amino-acyl tRNA synthetase gene
B) a photosynthetic gene
C) a nitrogen fixation gene
D) a gene for anaerobic respiration-producing lactate
E) a gene for cellulose breakdown
Correct Answer:

Verified
Correct Answer:
Verified
Q4: In humans, there are three genes encoding
Q5: Comparative genomics is an approach used to
Q6: A researcher wants to investigate the function
Q7: Which gene-altering event is most likely to
Q8: The human genome is composed of approximately
Q10: Gene duplication can result from _.<br>A) a
Q11: To study how genes have evolved, scientists
Q12: How might a researcher best determine the
Q13: Chromosomal rearrangement can occur by _.<br>A) translocation
Q14: DNA microarrays that reveal differential expression patterns