- 1、WhenPHEwithsmallparticlesize(remarkedasPHE-S)wasused,theimpactandtensilestrengthofPA66/PHEblendswereimprovedbytheadditionofthePHE,andpresentedsynergisticeffect.2、Eco-physiologicalresponsesofKandeliacandelseedlingstophenanthrene(PHE)andfluoranthen...
- 21985
- 問題詳情:催產素利抗利原激素都是由下丘腦神經細胞合成的九肽類激素,前者具有催產及使乳腺(Phe的作用。下圖為催產素結構簡式,若將異亮氨*(He)和亮氨*(Leu)分別替換為苯*氨*(Phe)和精氨*(Arg),則為抗利尿激素的結構簡式。據此判斷下列有關敍述正確的是 A.催產素中含有九個肽...
- 15173