Answer - A. From a N.A code to an A.A code.
Reason - The DNA sent a instructions aka nucleic acid (code) to make amino acid which is important for our muscles.
Answer:
An Ecosystem is a community of Living Organisms and Non living components of their Environment
OPTION A IS YOUR ANSWER!!!
Circulatory system.....circulates blood (a vital delivery system of oxygen) throughout the whole body when tissues need it the most and with a constant supply.
The answer to your question is A.
Homeostasis is a property of an organism or system that allows its to maintain the controlled parameters within normal ranges. Henry Barbour contributed to the understanding of this concept by his delineation of the reactions of the temperature of the body. This is in line with the same concept that was initially proposed by Claude Bernard.