Skin color in a certain species of fish is inherited via a single gene with four different alleles. How many different types of gametes would be possible in this system?
A) 2
B) 4
C) 8
D) 16
B
You might also like to view...
The full range of energy in sunlight can best be described as:
A. infrared radiation B. ultraviolet light C. visible light D. electromagnetic radiation
Briefly describe the differences in the digestive tracts of animals with an incomplete and a complete gut.
What will be an ideal response?
Which of the following is not correct about protostomes?
A. The developmental fate of each cell in the embryo is fixed when that cell first appears. B. Embryonic cells cleave in a spiral pattern. C. The mesoderm splits to form the coelom. D. The blastopore becomes the animal's anus.
Which of the following situations might cause normal microbiota to become opportunistic pathogens?
A. growth of microbes on the surface of intact skin B. growth of microorganisms on the excreted cellular wastes and dead cells in the large intestine C. treatment of a cancer patient with radiation D. growth of Lactobacillus on the surface of teeth E. presence of Entamoeba in the lumen of the colon