What is one difference in mitosis and meiosis during anaphase I?

A) Crossing over occurs only in anaphase of mitosis.
B) Centromeres do not exist in anaphase I.
C) The chromosomes line up at the equator in anaphase I.
D) Chromatids do not separate at the centromere in anaphase I.


D

Biology & Microbiology

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Which of the following is found in many tetrapods but not in fish?

A) extensive parental care B) asexual reproduction C) internal fertilization D) viviparity E) production of amniotic eggs

Biology & Microbiology

The process of post-transcriptional gene silencing triggered by micro-RNA molecules that stop translation is called ____

a. RNA interference b. micro-interference c. translational interference d. transcriptional disruption e. disruptive genetic silencing

Biology & Microbiology

What is the main difference among the studies of genomics, transcriptomics, and proteomics?

What will be an ideal response?

Biology & Microbiology

You label cells with a radioactive isotope of sulfur (35S).  The only molecules that would be radioactively labeled in these cells are:

A. Proteins B. Lipids C. Carbohydrates D. Nucleic acids

Biology & Microbiology