Why are nuclear localization sequences (NLS) not removed after nuclear proteins are transported to the nucleus?
A. It is too energetically costly for the cell.
B. An NLS may be located almost anywhere along the primary sequence of the protein.
C. mRNA molecules are synthesized in the nucleus.
D. The nuclear envelope breaks down with each cell division.
D
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Those green algae that have large cells with multiple nuclei are termed:
a. multinucleate. b. coenocytic. c. entronucleate. d. diploid. e. haploid.
A flower must have one or more ____ to be able to make seeds
a. stamens b. sepals c. carpels d. stamens and sepals e. stamens and carpels
If a bonded female vole is injected with a chemical that blocks the action of oxytocin, she is likely to:
a. behave promiscuously b. become aggressive c. stop eating d. lose the ability to differentiate between food and non-food items e. be sexually receptive only to her partner
The same sequence of genes is found on _____ chromosomes.
Fill in the blank(s) with the appropriate word(s).