The spleen is largely involved with the response to antigens which are in the:

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#Question id: 13045

#SCPH05 I Biotechnology

Maxam Gilbert DNA sequencing causes cleavage of DNA based on:

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#Question id: 10160

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

Which of the following statements about the C4 cycle is true ?

a.) C4 plants uses the enzyme phosphoenolpyruvate carboxylase (PEPCase), rather than rubisco

b.) Unlike rubisco, O2 does not compete with HCO3 − in the carboxylation catalyzed by PEPCase

c.)  initial carboxylation catalyzes in bundle sheath cells, four-carbon acids formed and flow across the diffusion barrier to the mesophyll cells

d.) during decarboxylation, releasing CO2 that is refixed by rubisco via the Calvin–Benson cycle

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#Question id: 11970

#SCPH28 | Zoology

Why do the cells of the digestive system secrete proteolytic enzymes, such as pepsin, in their inactive forms?

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#Question id: 6954

#SCPH01 Biochemistry

Between fertilization and the first cleavage division, actin filaments pull the cytoplasm of the frog egg toward the point of sperm entry in a process called:

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#Question id: 688

#SCPH05 I Biotechnology

Pauling and Corey’s studies of the peptide bond showed that: