Mouse pigmentation is subject to epistasis of the B alleles by the d alleles. B (black) is dominant over
b (brown). D is dominant over d. Homozygous d is epistatic to the black and brown genes. Given this
information, what will result from a F1 cross between two mice?
a. 9/16 black, 3/16 brown, 4/16 white
b. 9/16 white, 3/16 brown, 4/16 black
c. 9/16 black, 6/16 brown, 1/16 white
d. 9/16 white, 6/16 brown, 1/16 black
e. All black mice
A
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The majority of vascular plants possess or are
characterized by a. leaves. b. dependent gametophytes. c. seeds. d. microspores and megaspores. e. all of these.
Cartilage, bone, and blood are examples of ________ tissue
A) connective B) epithelial C) nerve D) muscle E) undifferentiated
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A. a pond B. in a hot spring C. a beer production facility D. a human's large intestine E. a sewage treatment plant