B. They compare traits that species have
Http://www.livescience.com/22537-skeletal-system.html
On primary succession newly exposed or newly formed rock is colonized by living things for the first time. And in secondary succession an area that was previously occupied by living things
1.) B.) plants have chloroplasts
2.) B.) to prevent hydrophilic heads from sticking
3.) B , D and maybe C?
False.
Basal Metabolic Rate is the term used for when at rest.
