If you have blood type A, which of the following is true about you?
a) you can donate blood to Type B and Type AB only
b) you can receive blood from Type B and Type O only
c) you have A antigens
d) you produce antibodies to attack A antigens
e) you are the universal donor
Ans: c) you have A antigens
You might also like to view...
If you were designing a method to specifically inhibit prokaryotic transcription, but not eukaryotic transcription, interfering with which of the following would work best?
A) an intercalating agent B) recognition of the promoter region C) DNase activity D) RNA polymerase II activity E) ribosomal binding
What would a nerve poison that blocked neurotransmitter receptors on the dendrites do?
A) It would cause continued stimulation of the membrane of the receiving neuron. B) It would prevent transmission across the synaptic cleft. C) It would inhibit the regeneration of neurotransmitter for use by the synaptic knobs. D) It would inactivate the enzyme that degrades the neurotransmitter.
In the process of scientific inquiry one must make a hypothesis and a prediction, what is the difference between the two?
A. A hypothesis is the question the experiment is trying to answer and a prediction is a general statement or default position that there is no relationship between two measured phenomena. B. A prediction leads to the formulation of a hypothesis. C. A hypothesis and a prediction are the same thing D. A hypothesis is an explanation that makes a testable prediction and predictions describe observable outcomes of particular conditions.
The coding regions of a gene are called
A) introns. B) exons. C) promoters. D) enhancers.