The human protein TPA has domains that are genetically similar to domains from other proteins,
including epidermal growth factor and fibronectin. This is best explained by ____.
a. alternative splicing
b. degeneracy
c. exon shuffling
d. the wobble hypothesis
e. aminoacylation
C
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Plant X is receiving 10 hours of light per day. It needs a day length of less than 11 hours to flower. One day the dark period for plant X was interrupted by a flash of red light. Will plant X flower? Why or why not?
What will be an ideal response?
In mitosis,
a. the chromosome number is halved. b. the chromosome number is doubled. c. the chromosome number stays the same. d. the chromosome number may double or be halved depending on the species. e. gametes are formed in bacteria only
Linking Microbiota and Obesity
What will be an ideal response?
The correct order of the layers of tissue from the outside of the digestive system toward the lumen is:
a. mucosa, submucosa, muscle layer, and visceral peritoneum. b. mucosa, visceral peritoneum, muscle layer, and submucosa. c. visceral peritoneum, muscle layer, submucosa, and mucosa. d. muscle layer, visceral peritoneum, mucosa, and submucosa. e. visceral peritoneum, mucosa, muscle layer, and submucosa.