According to fourth parity rule proposed by Erwin Chargaff which of the following statement are most appropriate

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#Question id: 11128

#Unit 7. System Physiology – Animal

Inhibition of pain signals by tactile stimulation of a skin surface involves which of the following selections?

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#Question id: 6993

#Unit 5. Developmental Biology

What molecular marker of head identity is found in the apical tip of a Hydra during head regeneration?

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#Question id: 34161

#Unit 7. System Physiology – Animal

Congenital defects in the enzymes lead to deficient cortisol secretion and the syndrome of congenital adrenal hyperplasia. A cause of severe congenital adrenal hyperplasia in newborns is a loss of function mutation of the gene for the: 

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#Question id: 12904

#Unit 13. Methods in Biology

Match the following:

1. Southern Blotting                               i. Melting temperature of DNA strand

2. DNA microchips                                   ii.oligonucleotide matching to DNA sample

3. ASO-PCR                                                 iii.DNA hybridization to oligo arrays

4. DGGE                                                        iv. labeled probe hybridization to DNA  

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#Question id: 9216

#Unit 9. Diversity of Life Forms

Which of the following criteria have to be met for a species to qualify as invasive?