The active principle in foxglove (Digitalis sp.) is cardinolide digitoxin, a cardiac glycoside that inhibits ATPase activity and can increase myocardial contraction.

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#Id: 10771

#XL - R Botany

Style

In the family umbelliferae (apiaceae) the base of the style is swollen and forms a structure called stylopodium

Kind of style 

Terminal style

If the style arises from terminal part of the Ovary, it is called terminal style. e.g., datura, hibiscus and solanum

Lateral style  

If the style arises from one side of the ovary It is called Lateral style. e.g., Mango

Gynobasic style 

If the style arises from the base of the ovary, it is called the gynobasic style.e.g., ocimum, salvia

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#Id: 10612

#XL - R Botany

When gametophytes are retained within original spore case “Endosporic”

eg:  Selaginella, Isoetes, Marsilea

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#Id: 1340

#XL - T Zoology

HER1 & HER4, can form stable homodimers after binding a growth factor.

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#Id: 8704

#XL - R Botany

TLS Online TPP Program

#Id: 8057

#XL - Q Biochemistry

Cysteine, tryptophan, and methionine are not common amino acids: together, they constitute approximately 5 percent of the amino acids in a typical protein. Four amino acids—leucine, serine, lysine, and glutamic acid—are the most abundant amino acids, constituting 32 percent of all the residues in a typical protein.