Non - templated N nucleotide addition in heavy chains results from TdT activity. 

TLS Online TPP Program

#Id: 7569

#Unit 6. System Physiology – Plant

Cytokinin maintains meristem by controlling cell division

 Deficient mutants – lonely guy (LOG)/STM

 Gene activates cytokinins

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#Id: 9832

#Unit 6. System Physiology – Plant

Phytochrome interacting factors (PIFs) are a family of proteins that act primarily as negative regulators of photomorphogenic responses.

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#Id: 3856

#Unit 5. Developmental Biology

Dictyostelium can utilize one of three survival strategies when food starvation-

(1) Microcyst formation, favoured in dark & wet conditions, or ammonia levels are high.
(2) Zygote formation, favoured in dark & wet conditions, & triggered by ethylene produced by the cells.
(3) Cell aggregation & differentiation

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#Id: 1545

#Unit 2. Cellular Organization

Katanin promotes breakage by extracting tubulin subunits from the wall of the microtubule (also releases microtubules from MTOCs). 

 

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#Id: 8518

#Unit 2. Cellular Organization

Defects in LIS1 

Miller-Dieker lissencephaly

means “smooth brain”