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TLS Online TPP Program

#Question id: 1964

A bacterium entering the body through a small cut in the skin will do which of the following?

#Unit 4. Cell Communication and Cell Signaling

  1. inactivate the erythrocytes

  2. stimulate apoptosis of nearby body cells

  3. activate a group of proteins called complement

  4. stimulate natural killer cell activity

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TLS Online TPP Program

#Question id: 26573

#Unit 3. Fundamental Processes

Correct order of Step for X-chromosome inactivation is 
a. Xic generate xist RNA 
b. xist RNA wrapped over X chromosome 
c. MacroH2A recruited and xist RNA removed 
d. wrapped xist invites PRC2/1 complex
e. PRC2/1 complex  leads to H2AK119ub1 H3K27me3 H4K20me1
TLS Online TPP Program

#Question id: 3581

#Unit 8. Inheritance Biology

What is the probability that each of the following pairs of parents will produce the indicated offspring? (Assume independent assortment of all gene pairs.)

(a) AABBCc X  aabbcc → AaBbCc          (b) AABbCc  X AaBbCc → AAbbCC

(c) AaBbCc  X AaBbCc → AaBbCc         (d) aaBbCC  X  AABbcc → AaBbCc
TLS Online TPP Program

#Question id: 5970

#General Aptitude

If today is Saturday, what will be the day 350 days from now ?
TLS Online TPP Program

#Question id: 28285

#Unit 5. Developmental Biology

If the egg cell membrane potential is positive resting potential, then_____
TLS Online TPP Program

#Question id: 4011

#Unit 3. Fundamental Processes

Using both the enzyme reverse transcriptase and radiolabeled deoxynucleotides, you make a radioactive DNA copy from an mRNA. When you hybridize that copy DNA to nuclear DNA, you find that there are seven different chromosomal positions where hybridization occurs, and there are three unhybridized loops at each of the seven positions. From this you conclude: