Use the figure to answer the question. The figure shows a simple metabolic pathway. According to Beadle and Tatum's hypothesis, how many genes are necessary for this pathway?

TLS Online TPP Program

#Question id: 107

#Unit 1. Structure and Function of Biomolecules

Ethanolamine, serine and choline can be cleaved from glycerophospholipids by treatment with

TLS Online TPP Program

#Question id: 108

#Unit 1. Structure and Function of Biomolecules

Like plasmologens, sphingolipids are found in relative abundance in

TLS Online TPP Program

#Question id: 109

#Unit 1. Structure and Function of Biomolecules

A deficiency in the synthesis of sphingomyelins or cerebrosides will most likely result in the improper formation of

TLS Online TPP Program

#Question id: 110

#Unit 1. Structure and Function of Biomolecules

Tay-Sachs disease results from

TLS Online TPP Program

#Question id: 111

#Unit 1. Structure and Function of Biomolecules

Sterols are steroids which have

TLS Online TPP Program

#Question id: 112

#Unit 1. Structure and Function of Biomolecules

The major groups of lipids can be separated by silicic acid column chromatography by eluting with