In the Slow Block to Polyspermy, Sperm Penetration Releases an Inflow

question 25

Multiple Choice

In the slow block to polyspermy, sperm penetration releases an inflow of , which in turn stimulates the .

• A)Cl-; corona radiata
• B)K+; zona pellucida
• C)Na+; fertilization membrane
• D)Ca₂+; fertilization membrane
• E)Ca₂+; cortical reaction

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Definitions:

Power Factor

A dimensionless number representing the ratio of real power flowing to the load to the apparent power in the circuit, indicating efficiency in electrical systems.

Energy

The ability to do work, which can be transferred between objects and converted into different forms, such as electrical, thermal, or mechanical.

Pull-up Torque

The minimum torque generated by an electric motor during the acceleration from standstill to the speed where torque is maximum.

Breakdown Torque

The maximum torque a motor can produce when operating at full load, before the motor stalls or overheats.