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TLS Online TPP Program

#Question id: 4326

Which of the following is an example of post-transcriptional control of gene expression?

#SCPH28 | Zoology

  1. the addition of methyl groups to cytosine bases of DNA

  2. the binding of transcription factors to a promoter

  3. the removal of introns and alternative splicing of exons

  4. gene amplification contributing to cancer

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TLS Online TPP Program

#Question id: 5567

#SCPH28 | Zoology

The cortical reaction of sea urchin eggs functions directly in ________.
TLS Online TPP Program

#Question id: 434

#SCPH05 I Biotechnology

 Anabolic and catabolic reactions in eukaryotes can occur simultaneously in cells. This is possible because ________.
TLS Online TPP Program

#Question id: 5598

#SCPH01 Biochemistry

The vitelline envelope of the sea urchin egg
TLS Online TPP Program

#Question id: 1102

#SCPH01 Biochemistry

Caffeine is an inhibitor of phosphodiesterase. Therefore, the cells of a person who has recently consumed coffee would have increased levels of which of the following molecules?
TLS Online TPP Program

#Question id: 1279

#SCPH06 I Botany

A tight junction is made up of which of the following proteins?

a. tricellulin                                                     b. occludin

c. claudin                                                         d. connexins