The TATA box in eukaryotes can be found in the _________ region for a gene.
a) core promoter
b) regulatory promoter
c) enhancer
d) terminator
e) mediator
Ans: a) core promoter
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Most individuals in academia are basic researchers, funded through research grants from agencies or foundations. Based on your knowledge of applied research, an industrial company would most likely employ individuals
A. who develop alternative fuel sources. B. who identify a new species of beetle in the Amazon rainforest. C. looking at novel proteins involved in the development of a neurological disease. D. who document fossils found in a specific archeological expedition.
The results of a dihybrid cross of plants is given in the table below. What conclusions would you make?
Phenotype Number of progeny Tall/purple flowers 850 Short/purple flowers 350 Short/white flowers 87 Tall/white flowers 313 A. More progeny should be counted since the number of progeny is too low to make this type of analysis B. The chi square value is so close to the p value at 0.05 a conclusion should not be drawn and another mating should be performed C. The results are statistically the same as the expected results D. The results are statistically significantly different than the expected results Blooms Level:
During implantation, the __________ buries itself in the uterine wall. Fill in the blank(s) with the appropriate word(s)
What stimulates the production of antibodies by B-cells?
a. B-cells bind to and recognize specific antigens and immediately start to produce antibodies. b. T-helper cells recognize specific antigens and signal B-cells. c. Antigens are recognized by macrophages as nonself, and macrophages signal B-cells. d. Antibodies are produced any time an antigen enters the body.