How did elements with more than 2 protons, such as the carbon in our cells, form? A. They were formed at the same time as hydrogen and helium right after the big bang.
B. They formed 400 million years after the universe formed in giant fusion reactors known as stars.
C. They are formed when lighter elements are pulled together by gravity to form a planet.
D. They formed from hydrogen and helium slamming into each other in the first few minutes after the big bang.

when atmosphere interacts with biosphere they focuses on on the sources and sinks of green house gases (ghgs) air pollutants, particular matters, water and energy between the earth's surface and the atmosphere. the biosphere affects the climate. the atmosphere and biosphere are in constant interaction with each other, and all living things rely on gases in the atmosphere for life. organisms such as animals take in oxygen gas form the atmosphere to use in every cell of their body for smooth functioning of daily routine exercises.

well in order to answer this question you have to provide more information < 3

b. examine and describe cells