oxygen. 99% of your body is composed of oxygen, nitrogen, hydrogen, calcium. 85% of your body is composed with other elements. I hope that helps!!!
<em>when two reproductive cells join together they simply cross over their chromatids exchanging characteristics so new individual has the characters of both mother and father...</em>
A depressant is the chemical substances that have a calming effect on people. They are also called sedatives or tranquilizers. The correct answer is 2.
Answer:
the axolotl ( say "ax- oh- lot-el") is a Mexican species of salamendar . its also known as mexican walking fish .it can regenerate , repair or replace its arms,legs,tail ,lower jaw ,brain and heart
Explanation:
in reptile involves dropping a section of their tail and regenerating it as part of a defense mechanism
This individual is a healthy carrier.
A healthy carrier (sometimes called asymptomatic carrier) refers to a person whose organism is infected by a microorganism (virus, bacteria, parasite) without presenting any clinical manifestation.
This absence of reaction may result either from a weakness of the infectious agent or from the effectiveness of the defenses of the subject.
Nevertheless, a healthy carrier can transmit a disease to other people. This is for example the case of hemophilia or certain genetic pathologies.
