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TLS Online TPP Program

#Question id: 13041

Which of the following is incorrect about Data Collection? 

#Unit 13. Methods in Biology
  1. The two-color microarray uses multiple dyes at times 
  2. The most common type of microarray protocol is the two-color microarray 
  3. The cDNAs are obtained by extracting total RNA or mRNA from tissues or cells and incorporating fluorescent dyes in the DNA strands during the cDNA biosynthesis 
  4. The expression of genes is measured via the signals from cDNAs hybridizing with the specific oligonucleotide probes on the microarray
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TLS Online TPP Program

#Question id: 10473

#Unit 1. Molecules and their Interaction Relevant to Biology

Cleavage of beta-carotene by BCMO1 yields two molecules of :
TLS Online TPP Program

#Question id: 10474

#Unit 1. Molecules and their Interaction Relevant to Biology

Lipids differ from other large biological molecules in that they
TLS Online TPP Program

#Question id: 10475

#Unit 1. Molecules and their Interaction Relevant to Biology

During the formation of a blood plasma protein The aromatic ring of vitamin K undergoes:
TLS Online TPP Program

#Question id: 10476

#Unit 1. Molecules and their Interaction Relevant to Biology

Following statements are regarding to gangliosides.

A. They are ceramides with attached oligosaccharides that include at least one sialic acid residue.

B. They are ceramides with attached oligosaccharides that include at least one phasphatidic acid residue.

C. Sialic acid gives gangliosides the negative charge at pH 7 that distinguishes them from globosides.

D. Gangliosides are primarily components of cell-surface membranes and constitute a significant fraction (6%) of brain lipids.

Which of the following combination is correct?
TLS Online TPP Program

#Question id: 10477

#Unit 1. Molecules and their Interaction Relevant to Biology

The tendency of nonpolar molecules to self‐associate in water rather than to dissolve individually is called
TLS Online TPP Program

#Question id: 10478

#Unit 1. Molecules and their Interaction Relevant to Biology

Match the following amino acids with their structure?