Western blotting is an immunological test used to identify the antigens in an individual suspected of having Lyme disease.
a. true
b. false
Ans: b. false
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Najash is an extinct fossil species that has distinct functional pelvis and hindlimbs. Choose the best answer which explains this in evolutionary theory.
A. Najash hindlimbs and pelvis bones represent vestigial structures in that species.
B. Najash was an evolutionary dead end, since no other snake species has anything but vestigial structures.
C. Najash shares homologous features with other vertebrates, such as reptiles.
D. Najash is a transitional species, that has not yet lost its pelvis and hindlimbs.
E. Najash is both a transitional species, and shares homologous structures with other vertebrates, such as reptiles.
How are histone mRNAs degraded?
What will be an ideal response?
The stage at which "sister chromatids go to opposite poles" immediately follows which of the stages listed below?
A) mitotic metaphase B) metaphase of meiosis I C) metaphase of meiosis II D) A and B E) A and C
The events of ________ are initiated at sequences called origins.
A. DNA replication B. translation C. splicing D. transcription E. transposition