How does an observation differ from an inference

Whích scientist thought he proved that plants obtain nutrients from water rather than soil?

I lived on a small indonesian island around 18 kya. i used stone tools to hunt animals, but i had a very small cranial capacity (around 400 cc) and a very small body. what fossil species am i?

Which event occurs during interphase? A) cytoplasm divides B) centrioles duplicate C) spindle fibers begin to form D) centromeres divide

In a normal cell signal, a growth factor binds to a receptor in the cell membrane, the signal gets relayed molecule to molecule until it gets its message to the transcription factor which regulates gene activity and so regulates the genes

The term meaning pertaining to the formation of blood cells is

Air pressure can be high or low. does airflow from low to high pressure from high to low pressure

A mutation is found that prevents transcription of the HOX3A gene, which is known to be on chromosome 12. Genetic mapping of the mutation suggests that it is located on chromosome 11.

This was also called the War of Spanish Succession. a. King Williams War b. Queen Annes War c. Queen Victorias War d. King Johns War

Why do people believe some theories even if they are not supported by credible evidence?

in your own words, explain what a mitochondria is. the funnier, the better. also, answers in the comments are welcome as well.