During the development of an embryo, cells usually undergo a certain process. In this process, cells are fixed in development and become specialized to perform specific functions. What is this process called?

Cell differentiation.

Explanation:

This is because cell differentiation refer to the process where cell changes from one cell types to tissues or organs or even system or specialised cells during a developmental stages to perform functions. It occur in multicellular organisms where zygote changes to tissues or system.

. This occurs through a process called gene expression. Gene expression refer to the combination of genes that can either be expressed or repressed.

answer: although many types of viruses can cause a common cold, rhinoviruses are the most common culprit. a cold virus enters your body through your mouth, eyes or nose. the virus can spread through droplets in the air when someone who is sick coughs, sneezes or talks. theres your answer

explanation: