Bacterial flagella propel the cell by using

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#Question id: 17220

#7. System Physiology – Animal

Which of the following occurs when certain adaptive hormones are released and cause changes in the structure and chemical composition of the body?

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#Question id: 114

#1. Molecules and their Interaction Relevant to Biology

Sphingosine is not a component of

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#Question id: 23433

#Aptitude

If A + B means A is the father of B; A −B means A is the brother B; A%B means A is the wife of B and A ×B means A is the mother of B, which of the following shows that M is the maternal grandmother of T?

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#Question id: 24194

#Aptitude

Today’s shopping mall has as its antecedents historical marketplaces, such as Greek agoras, European piazzas, and Asian bazaars. The purpose of these sites, as with the shopping mall, is both economic and social. People not only go to buy and sell wares, but also to be seen, catch up on news, and be part of the human drama.

The paragraph best supports the statement that 

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#Question id: 8694

#9. Diversity of Life Forms

Which of the following is (are) problematic when the goal is to construct phylogenies that accurately reflect evolutionary history?