frameshift mutation
point mutation
inversion
translation
fig 11-4
Figure 11-4
10. What will be the result of the mutation in Figure 11-4?
it will have no affect on protein function
only one amino acid will change
nearly every amino acid in the protein will be changed
the organism will die
11. If a female fruit fly heterozygous for red eyes (XRXr) crossed with a white-eyed male (XrY), what percent of their offspring would have white eyes?
0%
25%
50%
75%
12. The blood types A, B, AB, and O are the result of _____ inheritance.
multiple allelic
polygenic
sex-linked
simple dominant
13. Two healthy parents produce a child with the genetic disorder of cystic fibrosis, which is the result of a recessive gene. What would be the best explanation for this inheritance?
This is not the result of a genetic disorder.
Both parents carried the recessive gene for cystic fibrosis.
Cystic fibrosis is a chromosomal mutation that occurred during development and is not related to the parental genotypes.
Cystic fibrosis is caused by a mutation in the 21st pair of chromosomes.
14. Most human genetic disorders are caused by the expression of _____.
recessive alleles
two dominant alleles
one dominant allele
sex-linked heredity
fig 12-5
Figure 12-5
15. According to Figure 12-5, what is the chance that individual A will be afflicted with Huntington's?
25%
50%
75%
100%
16. Recombinant DNA are currently used to produce _____.
clothing dye, cheese, and laundry products
human antibodies and vaccines
crops that test better and stay fresh longer
all of these
17. In 1974, Stanley Cohen and Herbert Boyer inserted a gene from an African clawed frog into a bacterium. The bacterium produced the protein coded for by the inserted frog gene. This insertion of a small fragment of frog DNA into the DNA of another species can most accurately be called _____.