Many types of sea stars eat mussels and other shellfish. suppose an oil spill causes thousands of mussels in an area to die. how will this most likely affect the area's sea star population?

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

The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.

What's the waste product of electrons and pyruvate combining in fermentation?