Rays from the sun are not considered matter true or false

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a