2023年下学期昆虫生理生化期末考试 (试卷 a标准答案及评分细则)

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ORs consist of seven associated α-helices; however, they differ from GPCR in terms of helices orientation with respect to the plasma membrane. It indicates:

“OrX/Y-Orco heterodimer” functions in insects

Orco—OR complexes

Which hydrolysis reaction is slower?

Where can you locate ATP and ATPase?

According to its solubility and resolve speed, sericine can be divided by sericine Ⅰ,Ⅱ,Ⅲ and Ⅳ, Ⅰ is the most difficulty to be dissolved.

Imaginal discs are derived from ectoderm and are small groups of embryonic cells that persist in larvae.

Epicuticle is known to contain sclerotized proteins and chitin.

Stimuli cause changes in membrane permeability of excitable cells.

Diapause termination usually depends on reception of token stimuli concerning the physiological conditions.

Merocrine secretion is more costly and thus less common form of secretion than holocrine secretion.

In B. mori, biting responses are stimulated by β-sitoaterol, leafaldehyde and linalool.

The antenna of male commercial silk moth, B.mori, sends many impulses per second into the brain even when not stimulated by pheromones.

Urine formation in Malpighian tubules relies on concentration of saline.

Receptors that adapt rapidly to continuing steady stimuli are phasic receptors, while those that adapt slowly are tonic receptors.

Insects are a class of living creatures within the ______ that have a chitinous exoskeleton, a three-part body including head, ______, and ______, three pairs of jointed legs, compound eyes, and one pair of ______.

The silkworm is a species under the kingdom of animal, order of ______ that has ______ segments, ______ pairs of spiracles, and ______ pairs of abdominal feet.

The six most common types of hemocytes in silkworm are prohemocytes, ______, granulocytes, ______, ______, and ______.

The fat body of insect is formed principally by cells denominated ______, however, other cellular types can be found associated with them, such as ______, chromotocytes, ______ and hemoglobin cells, except the ______ that have an ectodermic origin

The general anatomy of the female Bombyx mori internal organs could be consisting of the paired ______, the ______ oviducts, the ______ oviduct, spermatheca and ______ glands.

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