Some of the first animals to develop an endoskeleton were mollusks arthropods annelids echinoderms
a. true
b. false

What is the process by which biological parents pass traits such as hair type or eye color to their children

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture