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TLS Online TPP Program

#Question id: 5104

 In humans, identical twins are possible because ________.

#Unit 5. Developmental Biology

  1. cytoplasmic determinants are distributed unevenly in unfertilized eggs

  2. extraembryonic cells interact with the zygote nucleus

  3. early blastomeres can form a complete embryo if isolated

  4. the gray crescent divides the dorsal-ventral axis into new cells

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TLS Online TPP Program

#Question id: 28598

#Unit 2. Cellular Organization

There are some given D cyclins in mammals, except?
TLS Online TPP Program

#Question id: 2289

#Unit 2. Cellular Organization

According to the endosymbiotic theory, which organelles form from engulfing of cyanobacteria  
TLS Online TPP Program

#Question id: 10988

#Unit 7. System Physiology – Animal

What is the normal total delay of the cardiac impulse in the A-V node and the A-V bundle system?
TLS Online TPP Program

#Question id: 23657

#Unit 13. Methods in Biology

Which of the following may function as a labelled probe?
TLS Online TPP Program

#Question id: 967

#Unit 1. Molecules and their Interaction Relevant to Biology

At the subcellular level where does the urea cycle occur?