Milk glands in many mammals have receptors for H5N1 — English Level A1

A bird flu virus is spreading on farms.
It has reached dairy cows and other animals.
Scientists studied milk glands from many mammals.
They found a sugar on cells for viruses.
The sugar helps the virus attach and enter.
Sick cows can shed virus into raw milk.
Pasteurization kills the virus in store milk.
More testing of animals is needed now.
If we do not look, we do not know.
This can help stop dangerous virus changes.

Difficult words

virus — A tiny germ that can cause disease

viruses

pasteurization — A milk heating process that kills germs

gland — A body part that makes and releases liquid

milk glands

attach — To fasten or join to something else

shed — To let something leave the body or place

test — To check something to find a problem

testing

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Milk glands in many mammals have receptors for H5N1^{CEFR A1}

Difficult words

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Milk glands in many mammals have receptors for H5N1^{CEFR A1}