Multiple Choice
Each human α-globin locus contains two α-globin genes, α1 and α2, and most individuals have two copies of the locus.Which of the genotypes would result in the most severe phenotype? (A"-" represents a deletion allele. )
A) α1 α1 / α2 α2
B) α1 - / α2 -
C) α1 α1 / - -
D) α1 - / α2 α2
E) α1 - / - -
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Which of the following is a potential
Q2: Which disease results from deletion of the
Q4: Approximately what proportion of the human genome
Q5: Use the BLAST tool at http://blast.ncbi.nlm.nih.gov/Blast.cgi and
Q6: Pseudogenes are evidence of<br>A)gene duplications.<br>B)integrated viruses, or
Q7: What information cannot be determined from the
Q8: A single eukaryotic gene can produce two
Q9: Which piece of evidence is most likely
Q10: Which enzyme copies an mRNA sequence into
Q11: The arms of human chromosome 2 are