with this two question for brainliest answer
what are the three ways microorganisms are helpful to plants or animals?

how do pathogens disrupt the homeostasis in an organism?

Microorganisms are helpful to plants or animals in the following ways.

1) Some microorganisms are decomposers such as bacteria and fungi etc which decompose dead bodies of plants and animals and releases nutrients which is used by the plants for its growth.

2) Some microorganisms are used by the humans in making of different types of medicines.

3) Some microorganisms are used for making food such as bread and alcohol.

Pathogens are those harmful microorganisms which causes disease in plants and animals. They attack on the immune system of animals and make them sick. For example, fungi and viruses etc.

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.