An example of an organism fitting a type I survivorship curve is:

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#Question id: 7213

#Unit 5. Developmental Biology

Following statements are regarding to the early development of C.elegans (expression of PIE-1):

A. Segregation of PIE-1 determinant into the P1 blastomere at the 2-cell stage

B. The sperm centrosome activates the presence of the PAR-3/PAR-6 complex in the posterior of the egg

C. PIE-1 is degraded in the resulting anterior AB cell, it is preserved in the posterior P1 cell

D. PIE-1 is degraded in the resulting posterior P1 cell, it is preserved in the anterior AB cell

Which of the following combination is incorrect?

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#Question id: 12229

#Unit 10. Ecological Principles

Community ecologists would consider which of the following to be most significant in understanding the structure of an ecological community?

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#Question id: 30054

#Unit 7. System Physiology – Animal

The fourth heart sound is produced by:

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#Question id: 15261

#Unit 2. Cellular Organization

Lactose and neutral red dye are used in MacConkey agar. This type of media is an example of 

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#Question id: 7705

#Unit 9. Diversity of Life Forms

 Based on this tree, which statement is correct?