Which of the following statement is correct regarding the Structural Lipids in Membranes

1.It acts as a barrier to the passage of polar molecules and ions

2.Membrane lipids are amphipathic: one end of the molecule is hydrophobic, the other hydrophilic

3.Membrane bilayers are formed only by the hydrophobic interaction only 

4.Both hydrophobic and hydrophilic interactions are responsible for membrane bilayer formation

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#Question id: 19334

#Unit 12. Applied Biology

Which one of the following sensors is also known as mass sensitive biosensor?

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#Question id: 26528

#Unit 3. Fundamental Processes

Which of the following statement is true regarding RNA polymerase III

1.RNA polymerase III transcribes a set of short genes

2.The classical class III genes (types I and II) have promoters that lie wholly within the genes.

3.Box A and Box B is the characteristics of RNA polymerase III type II

4.Box A and Box B is the characteristics of RNA polymerase III type I

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#Question id: 2275

#Unit 2. Cellular Organization

A gram-negative bacterium is enclosed by

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#Question id: 1841

#Unit 4. Cell Communication and Cell Signaling

The circulation of a 2-month-old breast-fed baby will contain maternal:

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#Question id: 8695

#Unit 9. Diversity of Life Forms

Phylogenetic trees constructed from evidence from molecular systematics are based on similarities in ________.