Slow Block to Polyspermy

Froggy Jumps

Parties jouées 1 %Précision 90 Temps moyen 02:25

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Preventing multiple sperm entry

Créé par

Ava BENNETT

Australia

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#	Jeux	Précision	temps
1	Ava BENNETT 14 Juin 2026	% 90	02:25

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Slow Block to Polyspermy


Froggy Jumps Slow Block to PolyspermyVersion en ligne Preventing multiple sperm entry par Ava BENNETT 1 What is the slow block to polyspermy primarily? a Membrane depolarization of the oocyte b DNA repair after fertilization c Cortical granule reaction hardening the zona pellucida 2 Which structure is modified by the slow block to polyspermy? a Zona pellucida b Nucleus c Plasma membrane 3 Which cellular event triggers the slow block? a Sperm binding to the oocyte membrane b Mitochondrial replication c Calcium wave triggering cortical granule exocytosis 4 What happens to the zona pellucida during the slow block? a It becomes permeable to ions b It hardens to prevent sperm entry c It dissolves to allow more sperm 5 Which organelle releases contents during the slow block? a Golgi apparatus b Lysosomes c Cortical granules 6 The slow block to polyspermy occurs after which event? a Sperm–egg membrane fusion b DNA replication before meiosis c Polyspermy completion 7 Which ion surge is closely associated with initiating the slow block? a Calcium influx b Potassium efflux c Sodium influx 8 What is the purpose of the cortical granule reaction? a To trigger embryo cleavage b To activate paternal gene expression c To modify the zona pellucida and block additional sperm 9 Which timing best describes the slow block to polyspermy? a Seconds to minutes after fertilization b Before fertilization c Hours after fertilization 10 Which of the following best summarizes the slow block? a Fast electrical depolarization blocks sperm b Cortical granules alter the zona pellucida to prevent polyspermy c Zona pellucida is lysed to release sperm

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Slow Block to Polyspermy

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Slow Block to PolyspermyVersion en ligne

par Ava BENNETT

What is the slow block to polyspermy primarily?

Which structure is modified by the slow block to polyspermy?

Which cellular event triggers the slow block?

What happens to the zona pellucida during the slow block?

Which organelle releases contents during the slow block?

The slow block to polyspermy occurs after which event?

Which ion surge is closely associated with initiating the slow block?

What is the purpose of the cortical granule reaction?

Which timing best describes the slow block to polyspermy?

Which of the following best summarizes the slow block?