英语语法分析

The melaninization of the haemolymph quickened and the melanin increased.

蝇蛆寄生导致血淋巴黑化反应加快，黑色素增加；

A negative correlation existed between the levels of cations in haemolymph and excreta.

血淋巴中阳离子水平与排泄物的量呈负相关。

Objective:To study the protein composition in haemolymph and ovary of the German cockroach.

目的：了解敏感品系和抗性品系德国小蠊血淋巴蛋白和卵巢蛋白的组成。