Answer:
the chromosome are found in the nucleus of a body cell in pair
The sympathetic nervous system releases two hormones within the body in response to stress, resulting in an adrenaline rush or a sense of urgency that occurs during stressful conditions. These hormones are called epinephrine. So it releases hormones to give you adrenaline in a bad situation or stressful one
The term is called a theory.
In scientific investigation, a theory is a well substantiated explanation of how a particular phenomenon works based on the set of facts which had been repeatedly confirmed through observations and experiments. A scientific theory gives reliable account of a phenomenon.
Answer: FOSSIL
A rock-like copy of a plant,a feather,or a bone(natural things) is a FOSSIL
Explanation: Fossil can be defined as the preserved remains or trace or impression from a plant or animal that pre-existed in history or geological age,these remains are preserved in petrified form in the earth crust.
Fossils serves as the primary source of information about the history of life of a plant or animal on earth.
They are studied by archeologists.
The five types of fossils are; Carbon Fossils,Trace fossils, Body fossils, Molecular fossils and Pseudo fossils.