Which type of trait is more valuable in determining the evolutionary relationship between two organisms?
A. derived
B. ancestral
C. Both traits are equally valuable in determining the evolutionary relationship between two organisms.
D. Neither trait is useful in determining the evolutionary relationship between two organisms.
Answer: A
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Most cases of mosquito-transmitted diseases occur in
A) the summer and fall seasons. B) tropical and sub-tropical regions. C) rural areas. D) tropical and sub-tropical regions or during the summer and fall seasons.
Which of the following is not a reason why gene regulation in prokaryotes is simpler than in eukaryotes?
A. Prokaryotic DNA is not packaged in chromosomes. B. Prokaryotic DNA is not sequestered in the nucleus. C. Processing of mRNA does not occur in prokaryotes. D. Prokaryotic mRNA travels rapidly from the nucleus. E. Transcription and translation are not separate processes in prokaryotes.
Identify the contribution of Walter Sutton and Theodore Boveri to the science of genetics and explain its importance. What will be an ideal response?
stage of cellular development that occurs after division of a stem cell and before the cell becomes a fully differentiated cell
What will be an ideal response?