Island biogeography predicts that a single large area would have higher biodiversity than several small areas. However, in practice, several small areas could have an advantage for what reason(s)? Check all that apply.
A. Being less expensive
B. Containing more habitat types
C. Decreasing extinction risk from natural disasters
D. Facilitating the spread of disease
E. Minimizing edge effects
Ans:
B. Containing more habitat types
C. Decreasing extinction risk from natural disasters
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The difference between the polymerases used in translesion syntheis repair and general DAN replication is
A. The polymerase used in translesion synthesis has a pocket that can accommodate the lesions while DNA pol III's pocket cannot B. There is no real difference between the polymerases except that the translesional polymerase is not part of the replication complex C. The polymerase used in translesion synthesis has a pocket that cannot accommodate the lesions, that is part of the mechanism by which the lesions are removed. D. The polymerase used to remove the lesion has a mdofied nucleotide binding pocket allowing for mispairing of nucleotides.
Briefly describe what is meant by the term autoradiography and identify a classic experiment that used autoradiography to determine the replicative nature of DNA in eukaryotes
What will be an ideal response?
Which one of the following is NOT a kind of staining technique?
a) Simple b) Differential c) Special d) Selective
Which of the following organs also produce hormones as a secondary function of the organ?
A. adrenal cortex B. testes C. thyroid D. ovaries E. heart