If a heterozygous two recessive mutation at different site will give mutant phenotype when gene involved

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#Question id: 5554

#5. Developmental Biology

Even in the absence of sperm, metabolic activity in an egg can be artificially activated by ________.

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#Question id: 5555

#5. Developmental Biology

The formation of the fertilization envelope requires an increase in the cytosolic concentration of ________.

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#Question id: 5556

#5. Developmental Biology

Contact of a sea urchin egg with signal molecules on sperm causes the egg to undergo a brief ________.

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#Question id: 5557

#5. Developmental Biology

The plasma membrane of the sea urchin egg ________.

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#Question id: 5558

#5. Developmental Biology

Fertilization of an egg without activation is most like ________.

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#Question id: 5559

#5. Developmental Biology

During fertilization, the acrosomal contents ________.