Suppose a scientist is interested in studying DNA regulatory elements. What should she prepare first?

a. cDNA library
b. genomic library
c. transgenic mouse
d. Northern blot
e. DNA chip


b

Biology & Microbiology

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An adaptive radiation may be triggered after the demise of a successful group

a. True b. False

Biology & Microbiology

Four of the five outcomes listed below result when a

cell is placed in a hypertonic solution. Select the exception. a. wilting b. plasmolysis c. turgidity d. limpness e. shriveling

Biology & Microbiology

Which term can be applied to both monotremes and sharks?

a. oviparous b. viviparous c. ovoviviparous d. placental e. eutherial

Biology & Microbiology

What stimulates germination of desert plant seeds after a hard rain?

A) production of auxins B) removal of abscisic acid C) cooler temperatures D) activation of cytokinins

Biology & Microbiology