Means "jointed feet." annelida nematoda arthropoda echinodermata

Dna is the genetic material that makes up living things, and folic acid plays an important role in the information of dna. jon wants to study the effect of folic acid on dna formation in microbes. which statement accurately describes the variables in this study

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this