Practice Questions

TLS Online TPP Program

#Question id: 15762

Which of the following is not a property of the stem cells?

#Unit 5. Developmental Biology

They are specialized and differentiated cells that can regenerate themselves
They generate specific types of more specialized cells
They maintain the ability to generate effectively unlimited populations of daughter cells that can go on to proliferate and differentiate
They are unspecialized cells that can reproduce themselves

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TLS Online TPP Program

#Question id: 5584

#Unit 5. Developmental Biology

Which one of the following provides rapid block to polyspermy during sea urchin fertilization?

TLS Online TPP Program

#Question id: 2482

#Unit 2. Cellular Organization

Microtubule assembly requires:

TLS Online TPP Program

#Question id: 3616

#Unit 8. Inheritance Biology

If the parents are AO and BO genotypes for the ABO blood group, their children could include which of the following genotypes?

TLS Online TPP Program

#Question id: 34173

#Unit 3. Fundamental Processes

The 3’–5’ exonucleolytic activity is found in which subunit of bacterial DNA Polymerase III

TLS Online TPP Program

#Question id: 2805

#Unit 2. Cellular Organization

There is a roughly inverse correlation between organism complexity and gene density