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What causes size variation in bumblebee workers? In pollen storing species l
What causes size variation in bumblebee workers? In pollen storing species l
游客
2025-02-19
35
管理
问题
What causes size variation in bumblebee workers? In pollen storing species larvae develop in individual nest cells and are fed directly by adults. Thus, adults probably
determine
the size attained by each larva. Bumblebee larval cells are not as neatly organized as are those of honeybees, and larvae at the periphery of the brood may receive less care than others. Some researchers may thus believe that ten-fold variation in worker mass results from the accidental neglect of some larvae. However, given that larvae are reared in a controlled environment by specialized nest workers, it seems more likely that this size variation has an adaptive function and that the colonies benefit from rearing workers of a range of sizes. [br] In the context in which it appears, “determine” most nearly means
选项
A、order
B、discover
C、control
D、decipher
E、terminate
答案
C
解析
这道词汇题比较简单,将选项中单词的含义分别代入原文。唯一合理的是选项C。
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