Which is a mechanism by which transposable element mobilization may be controlled by the cell? (Select all that apply.)
A) blocking transcription of transposable element genes
B) blocking translation of transposable element transcripts
C) alternative splicing of transposable element transcripts
D) synthesizing an enzyme that removes transposable elements from the genome
E) increasing the mutation rate of transposable element DNA sequences
A) blocking transcription of transposable element genes
B) blocking translation of transposable element transcripts
C) alternative splicing of transposable element transcripts
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A hypothetical automobile has 100 parts that are to be assembled by four workers. During the car's assembly, each worker constructs 25 parts individually, and then the four resulting components are assembled together. The manner in which the car was assembled is much like which cellular strategy?
A) hierarchical assembly B) renaturation C) electrostatic assembly D) self-assembly E) assisted self-assembly
Which of the following is incorrectly matched?
A. Simple cuboidal; kidney tubules B. Transitional epithelium; bladder C. Stratified squamous; esophagus D. Simple columnar; intestines E. Simple squamous; nasal passages
Posttranslational modification includes ____
a. cleavage of poly-A tails from mRNA b. the binding of miRNAs to mRNA c. the chemical modification, processing, and degradation of proteins d. chromatin remodeling e. splicing of mRNAs
Which of the following is related to an increase in the chance of breast cancer?
A) early menopause B) pregnancy C) early first menstruation D) breast-feeding