The pea plant was an excellent choice for Mendel’s
experiments because
a. true-breeding varieties were available.
b. the plant can self-fertilize.
c. it can be cross-fertilized.
d. true-breeding varieties were available, and it can
be cross-fertilized.
e. true-breeding varieties were available, the plant
can self-fertilize, and it can be cross-fertilized
Answer: e
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Albinism in most animals is an epistatic trait characterized by a lack of melanin pigment in the eyes, skin, and hair. If the allele for albinism is a, the allele for brown coat color is B, and the allele for red coat color is b, which of the following genotypes would result in an albino cow?
A. AaBb B. aaBB C. aabb D. Aabb E. aaBB and aabb
Larrea tridenta is chemically defended against most herbivores and some are able to survive thousands of years
a. True b. False
In the human body, cilia play an important role in the function of each of the following organs
EXCEPT ____.
a. ventricles of the brain b. oviducts of the female reproductive system c. upper respiratory tract d. ventricles of the heart
________ is a genetic phenomenon that occurs when a normally recessive allele is "unmasked" and expressed in the phenotype because the dominant allele on the homologous chromosome has been deleted
Fill in the blank(s) with correct word