Which structures indicate where crossing over has occurred?  

A.  chiasmata
B.  centromeres
C.  kinetochores
D.  centrioles
E.  spindle fibers


A.  chiasmata

Biology & Microbiology

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Which of the following is not a form of passive transport?

A. Facilitated diffusion B. Diffusion C. Osmosis D. All of the above are forms of passive transport

Biology & Microbiology

Overgrowth of the skin bacterium Proprionibacterium acnes may lead to ________.

A. rash B. warts C. bloodstream infection D. body odor

Biology & Microbiology

All of the following pertain to glycolysis except

A. it degrades glucose to CO2 and H2O. B. it occurs without oxygen. C. it occurs during fermentation. D. it involves reduction of NAD. E. it ends with formation of pyruvic acid.

Biology & Microbiology

Formation of peptide bonds between amino acids to build a polypeptide would be called:

A. anabolism. B. phosphorylation. C. fermentation. D. exergonic. E. glycolysis.

Biology & Microbiology