The D set of blastomeres is the “organizer” of snail embryos. Experiments have demonstrated that the non-diffusible polar lobe [cortical] cytoplasm that is localized to the D blastomere is extremely important in normal molluscan development.  Which of the following is incorrect?

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#Question id: 774

#Unit 1. Molecules and their Interaction Relevant to Biology

RISC stands for:

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#Question id: 10786

#Unit 6. System Physiology – Plant

Alkaloids are usually synthesized from one of a few common amino acids such as___

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#Question id: 383

#Unit 1. Molecules and their Interaction Relevant to Biology

Three buffers are made by combining a 1 M solution of acetic acid with a 1 M solution of sodium acetate in the ratios shown below

1 M acetic acid	1 M sodium acetate
Buffer 1: 10 mL	90 mL
Buffer 2: 50 mL	50 mL
Buffer 3: 90 mL	10 mL

 Which of these statements is true of the resulting buffers?

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#Question id: 22951

#Unit 5. Developmental Biology

Which of the following combination of genes are floral meristem identity?

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#Question id: 27115

#Unit 4. Cell Communication and Cell Signaling

Vibrio cholerae releases a protease that disrupts tight junctions by degrading the