The primary ingredient of glass is carbon dioxide.

The main suture mark(s) on a skull, marking where the bones are growing together, are:

Which term describes the study of tree rings?

The pistil is made up of the:

​Seeds may be dispersed by which of the following methods?

Forensic anthropologists test bones for the presence of different isotopes of carbon and strontium to provide clues as to where a person lived and how long they lived in that area. Strontium is an element found in dissolved groundwater. Stable isotopes of carbon are found in food. Which stable isotopes of carbon were used to do an analysis of the skeletal remains of the Jamestown colonist mentioned in the text?

The largest group of gymnosperms is the:

Which suture(s) on a skull begin(s) closing after age 60?

Approximately how many base pairs are in the human body?

Dual lividity could occur if the body was kept in one position: