For this problem, you may want to create a
Punnett Square on a separate piece of paper.
Assume brown eyes are dominant to blue eyes
and dimples are dominant to no dimples. John
has brown eyes and his mother has blue eyes.
John does not have dimples. Zena has blue
eyes and also has no dimples. What are the
chances if this couple have children, they will
produce a child with blue eyes and no dimples?
a. 0
b. 1/4
c. 1/2
d. 3/4
e. there is not enough information provided to
solve this problem
C
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Consider the human population. With regards to the ABO blood groups there are _____ alleles, ____ possible genotypes, and _____ possible phenotypes.
A. 3, 4, 6 B. 2, 4, 6 C. 2, 3, 4 D. 2, 6, 4 E. 3, 6, 4
The fungi that cause serious plant disease, such as Dutch elm disease and chestnut blight, belong to the phylum
A. Glomeromycota. B. Actinomycetes. C. Ascomycota. D. Basidiomycota. E. Zygomycota.
What is the last structure that a sperm travels through as it leaves the body?
a. ureter b. urethra c. vas deferens d. ejaculatory duct e. epididymis
When Ron Evans generated transgenic mice in which the gene PPAR-delta was constitutively active (i.e., always expressed), he found that these mice showed a shift from fast glycolytic fibers to slow oxidative fibers. One consequence of this anatomical change would be that the transgenic mice
A. were more likely to become obese than wild-type (nontransgenic) mice. B. had muscles that were not as red as those of wild-type (nontransgenic) mice. C. showed greater endurance in a running test. D. showed less endurance in a running test. E. had leg muscles with lower mitochondrial and capillary densities than wild-type (nontransgenic) mice.