1. Which of these is an example of chemical weathering?
O Plants wedge their roots into cracks in rock and push it apart.
O Acid rainwater seeps into the ground and dissolves limestone.
O Gravitational force pulls rocks to the bottom of a mountain.
Rock pieces carried by river water wear away pieces of rock in the riverbed.

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

What is an endocrine function? (apex) a.esophageal glands release mucus into the esophagus b.salivary glands release saliva into mouth c.swear glands release sweat to the skin d.the pineal gland releases melatonin into the bloodstream

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.