Orthogenesis - “Straight-line evolution,” held that the variation that arises is directed toward fixed goals.

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#Id: 614

#Unit 2. Cellular Organization

Attenuation is primarily based on riboswitch (Leader sequence) that function in co-translationally in trp operon

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#Id: 1049

#Unit 5. Developmental Biology

The apical ectodermal ridge is a thickening of the ectoderm at the apex of the developing limb bud.

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#Id: 8860

#Unit 2. Cellular Organization

During S phase

DNA-bound G1 cohesins Convert into cohesive complexes by cohesin acetyl transferases (CoATs)

which acetylate Smc3 subunit & prevents unloading of cohesins by Pds5-Wapl, thereby stabilizing the cohesins on chromosomes.

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#Id: 7320

#Unit 12. Applied Biology

Phytoremediation is the use of green plants and their associated microorganisms, soil ammendments, and agronomic practices to remove, harmfull environmental contaminants.

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#Id: 5734

#Unit 10. Ecological Principles

Competition theory