Embryonic cells, germ-line cells, and stem cells produce telomerase, but most human somatic cells produce only a small amount of telomerase as they enter S phase.

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#Id: 2541

#Unit 13. Methods in Biology

The PCR primers must not have self complementary regions as this would lead to hairpin formation within primer molecules and make then unsuitable for PCR.

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#Id: 5005

#Unit 6. System Physiology – Plant

Continuous red light absorbed by phyB stimulates de-etiolation by maintaining high levels of PfrB.

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#Id: 9292

#Unit 6. System Physiology – Plant

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#Id: 7445

#Unit 5. Developmental Biology

gp 150– help in migration of slug

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#Id: 5988

#Unit 10. Ecological Principles

Ecosystem exploitation hypothesis