In a rare blood type referred to as the Bombay phenotype, individuals are unable to attach the A or B antigens to their red blood cells. Individuals that are homozygous recessive for gene "H" have the Bombay phenotype and their blood type is type "O" regardless of their ABO genotype. This is an example of what extension of Mendelian inheritance?

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#Question id: 5616

#Unit 5. Developmental Biology

In the sperm the elevated Ca2+ level in a relatively basic cytoplasm triggers

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#Question id: 5617

#Unit 5. Developmental Biology

In sea urchins and mammals, the rise in Ca2+ concentration responsible for the cortical granule reaction is due to

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#Question id: 5618

#Unit 5. Developmental Biology

Mouse cumulus cells also secrete a substance that attracts sperm and hyperactivates them through calcium ion channels. The substance is

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#Question id: 5619

#Unit 5. Developmental Biology

Acrosome intact- sperm and acrosome reacted- sperm bind to which of the zona protein respectively?

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#Question id: 5620

#Unit 5. Developmental Biology

Izumo binds to an oocyte protein called Juno. If eggs deficient in Juno

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#Question id: 5621

#Unit 5. Developmental Biology

In sea urchin, the bindin receptor activates________ which activates PLC-