Confuscious Say: Support bacteria -- it's the only --------- some people have!?

Questions

Biology : How many large holes are in your head?

Biology : This complex substance makes up all living things.?

Biology : What is normal body temperature for an adult human?

Botany : The practice of joining the parts of two plants to make them grow as one is called ________.?

Botany : These flowerless plants grow on bare rocks and tree stumps.?