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TLS Online TPP Program

#Id: 1595

The primitive streak defines the major body axes of the avian embryo. 

#Unit 5. Developmental Biology #Axes and pattern formation in Amphibia #Part B Pointers
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TLS Online TPP Program

#Id: 2756

#Unit 13. Methods in Biology

Linkers are fused with blunt-ended DNA fragments; cleavage of the linker with the appropriate restriction enzyme creates suitable cohesive protruding ends.
TLS Online TPP Program

#Id: 10240

#Unit 6. System Physiology – Plant

ABA has a single chiral center at C‐1′. Only the (S)‐enantiomer occurs in nature
TLS Online TPP Program

#Id: 466

#Unit 2. Cellular Organization

Overlapping gene are the same sequence of DNA encodes two nonhomologous proteins because it uses more than one reading frame.
TLS Online TPP Program

#Id: 8926

#Unit 2. Cellular Organization

ATR activated by single-stranded DNA breaks.
TLS Online TPP Program

#Id: 387

#Unit 2. Cellular Organization

The nucleosome has an approximate twofold axis of symmetry, called the dyad axis.