Extinction of an animal or bird leads to ecological Instability. Do you Agree with this statement? Justify.

b. the carbon cycle ensures living things have a source of hydrogen

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:

that scientist would be robert hooke