How has climate change altered the mountain pine beetle?
A) They are being outcompeted by the prairie pine beetle.
B) They now have two generations per year.
C) They have decreased the average elevation of their distribution.
D) Their abundance has increased through lack of predators due to mismatched phenology.
B
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Exposure of zebrafish nuclei to meiotic cytosol resulted in phosphorylation of NEP55 and L68 proteins by cyclin-dependent kinase 2. NEP55 is a protein of the inner nuclear membrane, and L68 is a protein of the nuclear lamina
What is the most likely role of phosphorylation of these proteins in the process of mitosis? A) They enable the attachment of the spindle microtubules to kinetochore regions of the centromere. B) They are involved in the disassembly and dispersal of the nucleolus. C) They are involved in the disassembly of the nuclear envelope. D) They assist in the movement of the centrosomes to opposite sides of the nucleus.
Organisms that grow very slowly, are non-curable, are present in very small numbers, or are mixed with a number of other bacteria may still be identified using
A. Southern blotting. B. replica plating. C. PCR. D. gas chromatography of fatty acids.
________ is the hormone that stimulates the liver to convert glycogen to glucose
Fill in the blank(s) with correct word
Which of the following is NOT an exclusive criterion for eusociality?
a. reproductive division of labor b. division of labor c. cooperative rearing d. overlapping generations e. B and D