Which two elements make up water?
oxygen and phosphorus
oxygen and hydrogen
hydrogen and sulfur
hydrogen and phosphorush

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves