Herbivore ingests plant material with 1000 k j energy form producer and 300 kJ loss as feces waste; additionally herbivore invests 300 k j energy in respiration. What is production efficiency of that herbivore?

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#Question id: 2086

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

Which of the following is (are) not present in biomembranes?

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#Question id: 3662

#SCPH01 Biochemistry

______________ refers change to the DNA that affects expression of a gene but is not inherited.

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#Question id: 10393

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

The N-terminal half of phytochrome contains three types of domain, which of the following contain bilin-lyase activity, which binds the chromophore?

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#Question id: 27170

#SCPH01 Biochemistry

Pfam database contains information of

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#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 ________.