answersLogoWhite

0

The zona or zona pellucida is the thick protein shell around a human egg. In order for the egg to become fertilized, the sperm has to break through the zona.

User Avatar

Wiki User

11y ago

What else can I help you with?

Related Questions

How thick are brown egg shell?

It is the same as a regular chicken shell.


What animal has a thick shell?

Armadillos and turtles have thick shells.


What protein makes up the thick myofilament?

The protein that makes up the thick myofilament in muscle cells is called myosin. Myosin is a motor protein that plays a key role in muscle contraction by interacting with actin, the protein in the thin myofilament.


What is the thiness earth shell?

The thinnest layer of the Earth's shell is the crust, which is divided into the oceanic crust and the continental crust. The oceanic crust is thinner, ranging from 5-10 kilometers thick, while the continental crust is thicker, averaging around 30-50 kilometers thick.


What is the name area containing overlapping thin and thick filaments?

A-band. It has actin (thin protein) and myosin (thick protein) overlapping within it


How thin or thick is the statue of liberty?

the copper outer shell is only about 1cm thick! smad


How thick is an ostrich egg shell?

1/2 ''


Does a cottontail rabbit have sharp teeth shell and thick fur?

They do not have shells but do have sharp teeth and thick fur.


What is a thick layer of tissue that secrets the shell?

I believe it is the MANTLE


How strong is a coconut's shell?

as thick as this question


Why do some people have thick hair and others are thin?

the answer is because your protein in your hair is different. With thick hair you have more protein, with thin hair you have less protein that is also the reason for straight hair and curly hair.


How do you know whether whey protein is original?

There are a number of ways through which you can know whether whey protein is original. The easiest way is to look if it has a thick plastic ring around the rid which you have to tear to open.