객관식
Why are duplications of chromosomal regions suspected to be especially important to evolution?
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21. Evolution
Introduction to Evolution and Natural Selection
객관식
In the context of evolution and natural selection, which stage is unique to the hemimetabolous lifecycle?
A
Larva
B
Nymph
C
Adult
D
Pupa
검증된 단계별 안내1
Understand the concept of hemimetabolous lifecycle: Hemimetabolous insects undergo incomplete metamorphosis, which includes three stages: egg, nymph, and adult. Unlike holometabolous insects, they do not have a pupal stage.
Identify the stages of the hemimetabolous lifecycle: The stages are egg, nymph, and adult. The nymph stage is unique to hemimetabolous insects as it is absent in holometabolous insects.
Compare the lifecycle stages: In holometabolous insects, the lifecycle includes egg, larva, pupa, and adult. The larva and pupa stages are not present in hemimetabolous insects.
Recognize the nymph stage: The nymph stage resembles the adult but is smaller and lacks fully developed wings and reproductive organs. It is a key stage in hemimetabolous development.
Conclude the unique stage: Based on the lifecycle comparison, the nymph stage is unique to hemimetabolous insects, distinguishing them from holometabolous insects.
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