Much of the stability of the double-stranded DNA structure is the result of

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#Question id: 11984

#Unit 10. Ecological Principles

The proximate causes of behavior are interactions with the environment, but behavior is ultimately shaped by

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#Question id: 28573

#Unit 5. Developmental Biology

Rspo1 binds to its cell membrane receptor and further stimulates which of the following pathway? 

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#Question id: 24497

#Unit 3. Fundamental Processes

Choose the incorrect statement 

A. Lariat formation is characterized by 2’-5’ phosphodiester bond

B. Lariat formation is characterized by 3’-5’ phosphodiester bond

C. Group II mitochondrial introns are excised by the same mechanism as nuclear pre-mRNAs via a lariat that is held together by a 2’–5’ bond.

D. Group II mitochondrial introns are excised by the different  mechanism as nuclear pre-mRNAs via a lariat that is held together by a 2’–5’ bond.

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#Question id: 15422

#Unit 5. Developmental Biology

During Vulval induction in C. elegans, the anchor cell secretes, a paracrine factor which receives by VPCs and become vulva. If the anchor cell is destroyed, the VPCs will not form a vulva. This is the example of:

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#Question id: 9613

#Unit 9. Diversity of Life Forms

Which of the following pairs are the best examples of homologous structures?