TLS Online TPP Program

#Question id: 697


The major reason that antiparallel B-stranded protein structures are more stable than parallel B-stranded structures is that the latter:

#SCPH05 I Biotechnology
  1. are in a slightly less extended configuration than antiparallel strands.

  2. do not have as many disulfide crosslinks between adjacent strands.

  3. do not stack in sheets as well as antiparallel strands.

  4. have weaker hydrogen bonds laterally between adjacent strands.

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TLS Online TPP Program

#Question id: 8293

#I Life Science/ Life Sciences Group – I-V

The importance of computers and of computer software to modern systematics s is most closely linked to advances in ________.

TLS Online TPP Program

#Question id: 8293

#SCPH05 I Biotechnology

The importance of computers and of computer software to modern systematics s is most closely linked to advances in ________.

TLS Online TPP Program

#Question id: 8293

#SCPH06 I Botany

The importance of computers and of computer software to modern systematics s is most closely linked to advances in ________.

TLS Online TPP Program

#Question id: 8293

#SCPH28 | Zoology

The importance of computers and of computer software to modern systematics s is most closely linked to advances in ________.

TLS Online TPP Program

#Question id: 8294

#I Life Science/ Life Sciences Group – I-V

The common ancestors of birds and mammals were very early (stem) reptiles, which almost certainly possessed three-chambered hearts (two atria, one ventricle). Birds and mammals, however, are alike in having four-chambered hearts (two atria, two ventricles). The fourchambered hearts of birds and mammals are best described as ________.

TLS Online TPP Program

#Question id: 8294

#SCPH05 I Biotechnology

The common ancestors of birds and mammals were very early (stem) reptiles, which almost certainly possessed three-chambered hearts (two atria, one ventricle). Birds and mammals, however, are alike in having four-chambered hearts (two atria, two ventricles). The fourchambered hearts of birds and mammals are best described as ________.