In dark-grown or etiolated plants, phytochrome is present in a red light–absorbing form, referred to as Pr because it is synthesized in this form.

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#Id: 2921

#Unit 13. Methods in Biology

RCF units are therefore dimensionless (denoting multiples of g) and revolutions per
minute are usually abbreviated as r.p.m.

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#Id: 2631

#Unit 13. Methods in Biology

S1 mapping is used to locate the 5’- or 3’-ends of RNAs and to quantify the amount of a given RNA in cells at a given time. 

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#Id: 1551

#Unit 2. Cellular Organization

Kinesin-1  (similar to myosin II)

Head domain at the N-terminus of the heavy chain  

Stalk domain forms a long coiled-coil

Tail domain at C-terminus that attaches to cargo

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#Id: 7609

#Unit 5. Developmental Biology

Slow Block to polyspermy

When the cortical granules fuse with the egg cell membrane, they release protein-digesting enzymes that modify the zona pellucida proteins such that they can no longer bind sperm

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#Id: 1469

#Unit 4. Cell Communication and Cell Signaling

In cultured cells, C → Y mutation in the EC5 domain of CDHR3 increases the cell-surface expression of CDHR3 and the binding and replication of RV-C.