In molecules, two types of excited states can exist singlet and triplet  

(a) The singlet state is relatively long‐lived than triplet and have parallel spin

(b) The singlet state is relatively short‐lived than triplet and have antiparallel spin

(c) The triplet state is relatively long‐lived than singlet and have two parallel spin

(d) The triplet state is relatively long‐lived than singlet and have two anti-parallel spin

Which of the following is correct 

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#Question id: 7071

#Unit 5. Developmental Biology

The zygote of C.elegans exhibits

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#Question id: 4628

#Unit 11. Evolution and Behavior

Which group is composed entirely of individuals who maintained that species are fixed (i.e., unchanging)?

A) Linnaeus

B) Lyell

C) Darwin

D) Aristotle

E) Cuvier

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#Question id: 33480

#Unit 2. Cellular Organization

Finding: The overall degree of divergence between two homologous exons in related genes corresponds to the differences between the polypeptides.

Reason: Overall degree of divergence between two homologous exons is mostly a result of base substitutions.

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#Question id: 1147

#Unit 4. Cell Communication and Cell Signaling

All the following statement(s) about cholera toxin are TRUE, except:

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#Question id: 276

#Unit 1. Molecules and their Interaction Relevant to Biology

The packaging of DNA in cells results in about a ________-fold reduction in length compared to the fully extended DNA (fully stretched out).