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TLS Online TPP Program

#Question id: 4810

In a haploid organism, the C and D loci are 8 m.u. apart. From a cross C d X c D, which of the following proportion following progeny classes: (a) C D; (b) c d; (c) C d

#8. Inheritance Biology

  1. a- 46 %, b- 4 %, c-  46%  

  2. a- 46 % , b- 4 6% , c- 4%

  3. a- 4 %, b- 4 %,c-  46% 

  4. a- 46 %, b- 46 %, c-  8%

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TLS Online TPP Program

#Question id: 562

#1. Molecules and their Interaction Relevant to Biology

Phenyl-methane-sulfonyl-fluoride (PMSF) inactivates serine proteases by binding covalently to the catalytic serine residue at the active site; this enzyme-inhibitor bond is not cleaved by the enzyme.  This is an example of what kind of inhibition?
TLS Online TPP Program

#Question id: 4594

#11. Evolution and Behavior

Which one of the following observations did Darwin first make during his discovery of evolution?
TLS Online TPP Program

#Question id: 8962

#9. Diversity of Life Forms

What is characteristic of all ecdysozoans?
TLS Online TPP Program

#Question id: 10971

#7. System Physiology – Animal

A pregnant woman comes in for a visit. She is AB Rh− and her husband is A Rh+. This is her first child. What should be done at this time?
TLS Online TPP Program

#Question id: 6968

#5. Developmental Biology

In Xenopus, the mesoderm moves in through the blastopore by rolling around the dorsal lip in a process called: