(1)海星在生态系统中属于
(2)海星籽俗称海星黄,海星黄的蛋白质含量比海参都高,参与其消化的消化液有
(3)鲜活海星中含有嗜盐杆菌,嗜盐杆菌会引起人腹痛腹泻,恶心呕吐等中毒症状,从传染病角度看,嗜盐杆菌称为
(4)过敏体质者吃海星极易引起过敏反应,过敏主要与人体的第
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2