Biology starts at the level of ___________ and moves through the study of biospheres.
The basic building blocks of matter
A substance that cannot be decomposed into simpler substances by chemical means - made up of the same atoms
An atom that has a different number of neutrons than the standard for that element.
A group of two or more atoms that are bonded together
A living thing
The correct order for the organization of living things is
a major component of genes and proteins
major part of photosynthesis and respiration
non found naturally in earth, must be combined with other elements like oxygen
makes up about 63% of the mass of animals and 75% of the mass of plants
is an important part of dna molecules
abundant in plants and helps the soil break down microbes to make nutrients
the main element in the hard part of bones
essential for metabolic processes in the body like the synthesis of proteins used during electron transport for aerobic cell respiration
Which of the following is NOT a characteristic of living things?
Which of the following are characteristics of only living things? Mark all that apply
All living things have hundreds of cells.
Living things can be unicellular or multicellular.
Which of the following are examples of nonliving things? Mark all that apply.