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TLS Online TPP Program

#Question id: 1016

Lyme disease is an example of a disease

#Unit 4. Cell Communication and Cell Signaling

  1. that is due to a greater degree of interaction between humans and tick-carrying animals.

  2. that is due to a decline in vaccinations.

  3. that is due to a mutation in the human genome.

  4. that is due to climate change leading to a greater mosquito population.

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TLS Online TPP Program

#Question id: 11437

#Unit 1. Molecules and their Interaction Relevant to Biology

Match with their respective structure
TLS Online TPP Program

#Question id: 11438

#Unit 1. Molecules and their Interaction Relevant to Biology

Two of the common amino acids are analyzed. At pH = 7.0, amino acid X is negatively charged while amino acid Y is positively charged. Which will be a characteristic of amino acid X?
TLS Online TPP Program

#Question id: 11439

#Unit 1. Molecules and their Interaction Relevant to Biology

Arrange in increasing order of alkalinity

1. Pk1 arginine

2. pk2 proline

3. pk2 alanine

4. pkR arginine
TLS Online TPP Program

#Question id: 11440

#Unit 1. Molecules and their Interaction Relevant to Biology

Arginine contains a guanidinium R-group and has pK1,pk2 pkR values of 2.17, 9.04, and 12.48 For arginine molecules at pH=14,
TLS Online TPP Program

#Question id: 11441

#Unit 1. Molecules and their Interaction Relevant to Biology

Tyrosine contains a phenolic R-group and has pK1, pk2, pkR values of 2.20, 9.11, and 10.07 At which pH will all the tyrosine be in their fully protonated form?
TLS Online TPP Program

#Question id: 11462

#Unit 1. Molecules and their Interaction Relevant to Biology

1. C-terminal of all 20 amino acid is same.
2. N-terminal of all 20 acid is same.
3. N-terminal of all amino acid is same except one .
4. All acidic amino acid have corboxy terminus in their side chain.
5. All basic amino acid have H3N+ group in their side chain.
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