origins
The smallest unit of matter
What is an atom?
The units which living things are composed of.
What are bioelements?
Bio elements join together to form these, what living things are made of
What are biomolecules?
This is the only planet in the solar system where life has been found (so far)
What is Earth?
The building block of life
What is a a cell?
Carbon, oxygen, hydrogen, nitrogen, Phosphorus, and sulfur make up this category of bioelement
What are primary bioelements?
Carbohydrates, lipids, and proteins are examples of this type of biomolecule
What are organic biomolecules?
Living things require _____ in a ______ state to carry out celular processes.
What is water in a liquid state?
All living things contain these as a common characteristic, which are different from those found in non living things
What are (certain) chemical elements?
A group of organisms that have similar characteristics and are able to reproduce and produce offspring.
What is a species?
Calcium, sodium, magnesium, and potassium make up this category of bioelement
What are secondary bioelements?
This biomolecule forms structures such as hair, skin, and muscles
What is protein?
This theory states that life on Earth began from certain chemical elements found in the atmosphere.
What is chemical evolution theory?
Living things are made of these, which perform certain vital functions such as nutrition, interaction, and reproduction
What are cells?
A group that consists of a community and the physical medium that surrounds it.
What is an ecosystem?
This is the most important bioelement
What is carbon?
This biomolecule contains an individuals genetic information
What are nucleic acids?
This theory suggests that life on Earth can about because of a comet or meteorite crash.
What is Exogenesis?
Living things have this type of molecule, which are not found in non-living things
What are exclusive molecules?
The totality of living things found on earth.
What is biosphere?
Iron and iodine are examples of this category of bioelement
What are trace elements?
These two inorganic biomolecules are found in both living and non living things
What are water and mineral salts?